mirror of
https://github.com/devkitPro/buildscripts.git
synced 2026-04-26 00:06:11 -05:00
457 lines
16 KiB
Diff
457 lines
16 KiB
Diff
diff --git a/gcc/config.gcc b/gcc/config.gcc
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index 357b0bed067..6b1e254785a 100644
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--- a/gcc/config.gcc
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+++ b/gcc/config.gcc
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@@ -1090,7 +1090,14 @@ aarch64*-*-elf | aarch64*-*-fuchsia* | aarch64*-*-rtems*)
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tmake_file="${tmake_file} aarch64/t-aarch64"
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case $target in
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aarch64-*-elf*)
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+ default_use_cxa_atexit=yes
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use_gcc_stdint=wrap
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+ tm_file="${tm_file} devkitpro.h"
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+ tm_defines="${tm_defines} TARGET_DEFAULT_ASYNC_UNWIND_TABLES=1"
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+ extra_options="${extra_options} devkitpro.opt"
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+ case ${enable_threads} in
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+ "" | yes | posix) thread_file='posix' ;;
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+ esac
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;;
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aarch64-*-fuchsia*)
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tm_file="${tm_file} fuchsia.h"
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diff --git a/gcc/config.host b/gcc/config.host
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index 0a02c33cc80..38f7adc655e 100644
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--- a/gcc/config.host
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+++ b/gcc/config.host
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@@ -251,6 +251,10 @@ case ${host} in
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host_extra_gcc_objs="${host_extra_gcc_objs} driver-mingw32.o"
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host_lto_plugin_soname=liblto_plugin.dll
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;;
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+ aarch64-*-darwin*)
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+ out_host_hook_obj="${out_host_hook_obj} host-aarch64-darwin.o"
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+ host_xmake_file="${host_xmake_file} aarch64/x-darwin"
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+ ;;
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i[34567]86-*-darwin* | x86_64-*-darwin*)
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out_host_hook_obj="${out_host_hook_obj} host-i386-darwin.o"
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host_xmake_file="${host_xmake_file} i386/x-darwin"
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diff --git a/gcc/config/aarch64/aarch64-elf-raw.h b/gcc/config/aarch64/aarch64-elf-raw.h
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index e986149e400..9264d53f32c 100644
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--- a/gcc/config/aarch64/aarch64-elf-raw.h
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+++ b/gcc/config/aarch64/aarch64-elf-raw.h
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@@ -22,6 +22,7 @@
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#ifndef GCC_AARCH64_ELF_RAW_H
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#define GCC_AARCH64_ELF_RAW_H
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+#define LINK_GCC_C_SEQUENCE_SPEC "--start-group %G %L %(libgloss) --end-group"
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#define STARTFILE_SPEC " crti%O%s crtbegin%O%s crt0%O%s"
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#define ENDFILE_SPEC \
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" crtend%O%s crtn%O%s " \
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diff --git a/gcc/config/aarch64/aarch64-opts.h b/gcc/config/aarch64/aarch64-opts.h
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index af3b7364a74..6df7a0dc8a1 100644
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--- a/gcc/config/aarch64/aarch64-opts.h
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+++ b/gcc/config/aarch64/aarch64-opts.h
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@@ -48,6 +48,12 @@ enum aarch64_tls_type {
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TLS_DESCRIPTORS
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};
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+/* Which thread pointer access sequence to use. */
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+enum aarch64_tp_type {
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+ TP_HARD,
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+ TP_SOFT
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+};
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+
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/* The code model defines the address generation strategy.
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Most have a PIC and non-PIC variant. */
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enum aarch64_code_model {
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diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
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index 12625a4bee3..4353e2658a1 100644
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--- a/gcc/config/aarch64/aarch64.c
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+++ b/gcc/config/aarch64/aarch64.c
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@@ -18053,8 +18053,24 @@ aarch64_load_tp (rtx target)
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|| !register_operand (target, Pmode))
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target = gen_reg_rtx (Pmode);
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- /* Can return in any reg. */
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- emit_insn (gen_aarch64_load_tp_hard (target));
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+ if (TARGET_HARD_TP)
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+ {
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+ /* Can return in any reg. */
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+ emit_insn (gen_aarch64_load_tp_hard (target));
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+ }
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+ else
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+ {
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+ /* Always returned in r0. Immediately copy the result into a pseudo,
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+ otherwise other uses of r0 (e.g. setting up function arguments) may
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+ clobber the value. */
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+
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+ rtx tmp;
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+
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+ emit_insn (gen_aarch64_load_tp_soft ());
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+
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+ tmp = gen_rtx_REG (DImode, R0_REGNUM);
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+ emit_move_insn (target, tmp);
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+ }
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return target;
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}
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diff --git a/gcc/config/aarch64/aarch64.h b/gcc/config/aarch64/aarch64.h
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index bfffbcd6abf..814de8c2918 100644
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--- a/gcc/config/aarch64/aarch64.h
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+++ b/gcc/config/aarch64/aarch64.h
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@@ -1191,6 +1191,10 @@ typedef struct
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/* Check TLS Descriptors mechanism is selected. */
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#define TARGET_TLS_DESC (aarch64_tls_dialect == TLS_DESCRIPTORS)
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+/* Check selected thread pointer access sequence to use. */
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+#define TARGET_HARD_TP (target_thread_pointer == TP_HARD)
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+#define TARGET_SOFT_TP (target_thread_pointer == TP_SOFT)
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+
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extern enum aarch64_code_model aarch64_cmodel;
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/* When using the tiny addressing model conditional and unconditional branches
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@@ -1236,7 +1240,7 @@ extern const char *aarch64_rewrite_mcpu (int argc, const char **argv);
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#define MCPU_TO_MARCH_SPEC_FUNCTIONS \
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{ "rewrite_mcpu", aarch64_rewrite_mcpu },
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-#if defined(__aarch64__)
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+#if 0 // defined(__aarch64__)
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extern const char *host_detect_local_cpu (int argc, const char **argv);
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#define HAVE_LOCAL_CPU_DETECT
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# define EXTRA_SPEC_FUNCTIONS \
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diff --git a/gcc/config/aarch64/aarch64.md b/gcc/config/aarch64/aarch64.md
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index abfd8452674..8b9f4423adb 100644
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--- a/gcc/config/aarch64/aarch64.md
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+++ b/gcc/config/aarch64/aarch64.md
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@@ -6771,11 +6771,22 @@
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(define_insn "aarch64_load_tp_hard"
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[(set (match_operand:DI 0 "register_operand" "=r")
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(unspec:DI [(const_int 0)] UNSPEC_TLS))]
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- ""
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- "mrs\\t%0, tpidr_el0"
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+ "TARGET_HARD_TP"
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+ "mrs\\t%0, tpidr_el0\\t// aarch64_load_tp_hard"
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[(set_attr "type" "mrs")]
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)
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+(define_insn "aarch64_load_tp_soft"
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+ [(set (reg:DI 0) (unspec:DI [(const_int 0)] UNSPEC_TLS))
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+ (clobber (reg:DI IP0_REGNUM))
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+ (clobber (reg:DI IP1_REGNUM))
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+ (clobber (reg:DI LR_REGNUM))
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+ (clobber (reg:CC CC_REGNUM))]
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+ "TARGET_SOFT_TP"
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+ "bl\\t__aarch64_read_tp\\t// aarch64_load_tp_soft"
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+ [(set_attr "type" "branch")]
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+)
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+
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;; The TLS ABI specifically requires that the compiler does not schedule
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;; instructions in the TLS stubs, in order to enable linker relaxation.
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;; Therefore we treat the stubs as an atomic sequence.
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diff --git a/gcc/config/aarch64/aarch64.opt b/gcc/config/aarch64/aarch64.opt
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index 32191cf1acf..49b03937bdd 100644
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--- a/gcc/config/aarch64/aarch64.opt
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+++ b/gcc/config/aarch64/aarch64.opt
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@@ -122,6 +122,21 @@ Enum(aarch64_tls_size) String(32) Value(32)
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EnumValue
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Enum(aarch64_tls_size) String(48) Value(48)
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+mtp=
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+Target RejectNegative Joined Enum(aarch64_tp_type) Var(target_thread_pointer) Init(TP_HARD)
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+Specify how to access the thread pointer.
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+
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+Enum
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+Name(aarch64_tp_type) Type(enum aarch64_tp_type)
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+Valid arguments to -mtp=:
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+
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+EnumValue
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+Enum(aarch64_tp_type) String(hard) Value(TP_HARD)
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+
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+EnumValue
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+Enum(aarch64_tp_type) String(soft) Value(TP_SOFT)
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+
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+
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march=
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Target RejectNegative Negative(march=) ToLower Joined Var(aarch64_arch_string)
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Use features of architecture ARCH.
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@@ -260,7 +275,7 @@ TargetVariable
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long aarch64_stack_protector_guard_offset = 0
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moutline-atomics
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-Target Var(aarch64_flag_outline_atomics) Init(2) Save
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+Target Var(aarch64_flag_outline_atomics) Save
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Generate local calls to out-of-line atomic operations.
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-param=aarch64-sve-compare-costs=
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diff --git a/gcc/config/aarch64/host-aarch64-darwin.c b/gcc/config/aarch64/host-aarch64-darwin.c
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new file mode 100644
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index 00000000000..92c38b0b9db
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--- /dev/null
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+++ b/gcc/config/aarch64/host-aarch64-darwin.c
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@@ -0,0 +1,32 @@
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+/* i386-darwin host-specific hook definitions.
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+ Copyright (C) 2003-2021 Free Software Foundation, Inc.
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+
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+This file is part of GCC.
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+
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+GCC is free software; you can redistribute it and/or modify it under
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+the terms of the GNU General Public License as published by the Free
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+Software Foundation; either version 3, or (at your option) any later
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+version.
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+
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+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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+WARRANTY; without even the implied warranty of MERCHANTABILITY or
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+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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+for more details.
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+
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+You should have received a copy of the GNU General Public License
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+along with GCC; see the file COPYING3. If not see
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+<http://www.gnu.org/licenses/>. */
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+
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+#define IN_TARGET_CODE 1
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+
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+#include "config.h"
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+#include "system.h"
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+#include "coretypes.h"
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+#include "hosthooks.h"
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+#include "hosthooks-def.h"
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+#include "config/host-darwin.h"
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+
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+/* Darwin doesn't do anything special for aarch64 hosts; this file exists just
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+ to include config/host-darwin.h. */
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+
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+const struct host_hooks host_hooks = HOST_HOOKS_INITIALIZER;
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diff --git a/gcc/config/aarch64/t-aarch64 b/gcc/config/aarch64/t-aarch64
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index 7e1606c47ac..3b650075724 100644
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--- a/gcc/config/aarch64/t-aarch64
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+++ b/gcc/config/aarch64/t-aarch64
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@@ -165,8 +165,10 @@ aarch64-cc-fusion.o: $(srcdir)/config/aarch64/aarch64-cc-fusion.cc \
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$(srcdir)/config/aarch64/aarch64-cc-fusion.cc
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comma=,
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-MULTILIB_OPTIONS = $(subst $(comma),/, $(patsubst %, mabi=%, $(subst $(comma),$(comma)mabi=,$(TM_MULTILIB_CONFIG))))
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-MULTILIB_DIRNAMES = $(subst $(comma), ,$(TM_MULTILIB_CONFIG))
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+MULTILIB_OPTIONS = mcmodel=large fPIC
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+MULTILIB_DIRNAMES = large pic
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+MULTILIB_REQUIRED = mcmodel=large fPIC
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+MULTILIB_MATCHES = fPIC=fpic fPIC=fpie fPIC=fPIE
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insn-conditions.md: s-check-sve-md
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s-check-sve-md: $(srcdir)/config/aarch64/check-sve-md.awk \
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diff --git a/gcc/config/aarch64/x-darwin b/gcc/config/aarch64/x-darwin
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new file mode 100644
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index 00000000000..6d788d5e89c
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--- /dev/null
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+++ b/gcc/config/aarch64/x-darwin
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@@ -0,0 +1,3 @@
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+host-aarch64-darwin.o : $(srcdir)/config/aarch64/host-aarch64-darwin.c
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+ $(COMPILE) $<
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+ $(POSTCOMPILE)
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diff --git a/gcc/config/devkitpro.h b/gcc/config/devkitpro.h
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new file mode 100644
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index 00000000000..11ba0f5ab1c
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--- /dev/null
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+++ b/gcc/config/devkitpro.h
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@@ -0,0 +1,31 @@
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+/* Definitions for devkitPro toolchains.
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+ Copyright (C) 2016-2018 Free Software Foundation, Inc.
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+
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+ This file is part of GCC.
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+
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+ GCC is free software; you can redistribute it and/or modify it
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+ under the terms of the GNU General Public License as published
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+ by the Free Software Foundation; either version 3, or (at your
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+ option) any later version.
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+
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+ GCC is distributed in the hope that it will be useful, but WITHOUT
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+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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+ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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+ License for more details.
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+
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+ Under Section 7 of GPL version 3, you are granted additional
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+ permissions described in the GCC Runtime Library Exception, version
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+ 3.1, as published by the Free Software Foundation.
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+
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+ You should have received a copy of the GNU General Public License and
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+ a copy of the GCC Runtime Library Exception along with this program;
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+ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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+ <http://www.gnu.org/licenses/>. */
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+
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+#undef TARGET_OS_CPP_BUILTINS
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+#define TARGET_OS_CPP_BUILTINS() \
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+ do { \
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+ builtin_define ("__DEVKITA64__"); \
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+ } while (0)
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+
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+
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diff --git a/gcc/config/devkitpro.opt b/gcc/config/devkitpro.opt
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new file mode 100644
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index 00000000000..9acbbf9d27c
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--- /dev/null
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+++ b/gcc/config/devkitpro.opt
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@@ -0,0 +1,29 @@
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+; Options for devkitPro toolchains.
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+
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+; Copyright (C) 2011-2018 Free Software Foundation, Inc.
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+;
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+; This file is part of GCC.
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+;
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+; GCC is free software; you can redistribute it and/or modify it under
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+; the terms of the GNU General Public License as published by the Free
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+; Software Foundation; either version 3, or (at your option) any later
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+; version.
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+;
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+; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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+; WARRANTY; without even the implied warranty of MERCHANTABILITY or
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+; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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+; for more details.
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+;
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+; You should have received a copy of the GNU General Public License
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+; along with GCC; see the file COPYING3. If not see
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+; <http://www.gnu.org/licenses/>.
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+
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+; See the GCC internals manual (options.texi) for a description of
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+; this file's format.
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+
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+; Please try to keep this file in ASCII collating order.
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+
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+pthread
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+Driver
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+
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+; This comment is to ensure we retain the blank line above.
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diff --git a/gcc/config/i386/host-mingw32.c b/gcc/config/i386/host-mingw32.c
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index 360a280b23a..2c03947999a 100644
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--- a/gcc/config/i386/host-mingw32.c
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+++ b/gcc/config/i386/host-mingw32.c
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@@ -45,7 +45,11 @@ static size_t mingw32_gt_pch_alloc_granularity (void);
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static inline void w32_error(const char*, const char*, int, const char*);
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/* FIXME: Is this big enough? */
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+#if __MINGW64__
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+static const size_t pch_VA_max_size = UINT64_C(64 * 1024 * 1024 * 1024);
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+#else
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static const size_t pch_VA_max_size = 128 * 1024 * 1024;
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+#endif
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/* Granularity for reserving address space. */
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static size_t va_granularity = 0x10000;
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diff --git a/gcc/gcc.c b/gcc/gcc.c
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index 7837553958b..69d7a798e2e 100644
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--- a/gcc/gcc.c
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+++ b/gcc/gcc.c
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@@ -853,6 +853,11 @@ proper position among the other output files. */
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#endif
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#endif
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+#ifndef LIBGLOSS_SPEC
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+# define LIBGLOSS_SPEC "-lsysbase"
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+#endif
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+
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+
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/* config.h can define STARTFILE_SPEC to override the default crt0 files. */
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#ifndef STARTFILE_SPEC
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#define STARTFILE_SPEC \
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@@ -1197,6 +1202,7 @@ static const char *link_spec = LINK_SPEC;
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static const char *lib_spec = LIB_SPEC;
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static const char *link_gomp_spec = "";
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static const char *libgcc_spec = LIBGCC_SPEC;
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+static const char *libgloss_spec = LIBGLOSS_SPEC;
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static const char *endfile_spec = ENDFILE_SPEC;
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static const char *startfile_spec = STARTFILE_SPEC;
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static const char *linker_name_spec = LINKER_NAME;
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@@ -1702,6 +1708,7 @@ static struct spec_list static_specs[] =
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INIT_STATIC_SPEC ("lib", &lib_spec),
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INIT_STATIC_SPEC ("link_gomp", &link_gomp_spec),
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INIT_STATIC_SPEC ("libgcc", &libgcc_spec),
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+ INIT_STATIC_SPEC ("libgloss", &libgloss_spec),
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INIT_STATIC_SPEC ("startfile", &startfile_spec),
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INIT_STATIC_SPEC ("cross_compile", &cross_compile),
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INIT_STATIC_SPEC ("version", &compiler_version),
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diff --git a/libgcc/crtstuff.c b/libgcc/crtstuff.c
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index 675930db043..bdfd6f6b0bb 100644
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--- a/libgcc/crtstuff.c
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+++ b/libgcc/crtstuff.c
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@@ -325,7 +325,7 @@ register_tm_clones (void)
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#ifdef OBJECT_FORMAT_ELF
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-#if DEFAULT_USE_CXA_ATEXIT
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+#if 1 /* DEFAULT_USE_CXA_ATEXIT */
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/* Declare the __dso_handle variable. It should have a unique value
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in every shared-object; in a main program its value is zero. The
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object should in any case be protected. This means the instance
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diff --git a/libgcc/gthr.h b/libgcc/gthr.h
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index cca3f294b7b..deffea4107b 100644
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--- a/libgcc/gthr.h
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+++ b/libgcc/gthr.h
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@@ -136,7 +136,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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/* The pe-coff weak support isn't fully compatible to ELF's weak.
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For static libraries it might would work, but as we need to deal
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with shared versions too, we disable it for mingw-targets. */
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-#ifdef __MINGW32__
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+#if defined(__MINGW32__) || defined(__DEVKITA64__)
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#undef GTHREAD_USE_WEAK
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#define GTHREAD_USE_WEAK 0
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#endif
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diff --git a/libstdc++-v3/include/Makefile.am b/libstdc++-v3/include/Makefile.am
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index 40a41ef2a1c..4d06c6f9953 100644
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--- a/libstdc++-v3/include/Makefile.am
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+++ b/libstdc++-v3/include/Makefile.am
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@@ -1347,6 +1347,7 @@ ${host_builddir}/gthr.h: ${toplevel_srcdir}/libgcc/gthr.h stamp-${host_alias}
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-e '/^#/s/\(${uppercase}${uppercase}*\)/_GLIBCXX_\1/g' \
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-e 's/_GLIBCXX_SUPPORTS_WEAK/__GXX_WEAK__/g' \
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-e 's/_GLIBCXX___MINGW32_GLIBCXX___/__MINGW32__/g' \
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+ -e 's/_GLIBCXX___DEVKITA64_GLIBCXX___/__DEVKITA64__/g' \
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-e 's,^#include "\(.*\)",#include <bits/\1>,g' \
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< $< > $@
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diff --git a/libstdc++-v3/include/Makefile.in b/libstdc++-v3/include/Makefile.in
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index fcd2b5b2d40..c034367994a 100644
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--- a/libstdc++-v3/include/Makefile.in
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+++ b/libstdc++-v3/include/Makefile.in
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@@ -1830,6 +1830,7 @@ ${host_builddir}/gthr.h: ${toplevel_srcdir}/libgcc/gthr.h stamp-${host_alias}
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-e '/^#/s/\(${uppercase}${uppercase}*\)/_GLIBCXX_\1/g' \
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-e 's/_GLIBCXX_SUPPORTS_WEAK/__GXX_WEAK__/g' \
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-e 's/_GLIBCXX___MINGW32_GLIBCXX___/__MINGW32__/g' \
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+ -e 's/_GLIBCXX___DEVKITA64_GLIBCXX___/__DEVKITA64__/g' \
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-e 's,^#include "\(.*\)",#include <bits/\1>,g' \
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< $< > $@
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diff --git a/libstdc++-v3/include/c_compatibility/fenv.h b/libstdc++-v3/include/c_compatibility/fenv.h
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index 0413e3b7c25..ff5f8bbe1a1 100644
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--- a/libstdc++-v3/include/c_compatibility/fenv.h
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+++ b/libstdc++-v3/include/c_compatibility/fenv.h
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@@ -26,6 +26,10 @@
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* This is a Standard C++ Library header.
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*/
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+#if !defined __cplusplus || defined _GLIBCXX_INCLUDE_NEXT_C_HEADERS
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+# include_next <fenv.h>
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+#else
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+
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#ifndef _GLIBCXX_FENV_H
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#define _GLIBCXX_FENV_H 1
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@@ -79,3 +83,5 @@ namespace std
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#endif // C++11
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#endif // _GLIBCXX_FENV_H
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+
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+#endif // __cplusplus
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diff --git a/libstdc++-v3/include/c_global/cfenv b/libstdc++-v3/include/c_global/cfenv
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index 0b0ec35a837..d24cb1a3c81 100644
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--- a/libstdc++-v3/include/c_global/cfenv
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+++ b/libstdc++-v3/include/c_global/cfenv
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@@ -37,9 +37,11 @@
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#include <bits/c++config.h>
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-#if _GLIBCXX_HAVE_FENV_H
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-# include <fenv.h>
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-#endif
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+// Need to ensure this finds the C library's <fenv.h> not a libstdc++
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+// wrapper that might already be installed later in the include search path.
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+#define _GLIBCXX_INCLUDE_NEXT_C_HEADERS
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+#include_next <fenv.h>
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+#undef _GLIBCXX_INCLUDE_NEXT_C_HEADERS
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#ifdef _GLIBCXX_USE_C99_FENV_TR1
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