diff options
Diffstat (limited to 'toolchain/gcc')
| -rw-r--r-- | toolchain/gcc/patches/7.3.0/931-libffi-fix-MIPS-softfloat-build-issue.patch | 175 | ||||
| -rw-r--r-- | toolchain/gcc/patches/7.3.0/960-gotools-fix-compilation-when-making-cross-compiler.patch | 73 |
2 files changed, 248 insertions, 0 deletions
diff --git a/toolchain/gcc/patches/7.3.0/931-libffi-fix-MIPS-softfloat-build-issue.patch b/toolchain/gcc/patches/7.3.0/931-libffi-fix-MIPS-softfloat-build-issue.patch new file mode 100644 index 0000000000..9d436efc18 --- /dev/null +++ b/toolchain/gcc/patches/7.3.0/931-libffi-fix-MIPS-softfloat-build-issue.patch @@ -0,0 +1,175 @@ +From c0c62fa4256f805389f16ebfc4a60cf789129b50 Mon Sep 17 00:00:00 2001 +From: BangLang Huang <banglang.huang@foxmail.com> +Date: Wed, 9 Nov 2016 10:36:49 +0800 +Subject: [PATCH] libffi: fix MIPS softfloat build issue + +Backported from github.com/libffi/libffi#272 + +Signed-off-by: BangLang Huang <banglang.huang@foxmail.com> +Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com> +--- + libffi/src/mips/n32.S | 17 +++++++++++++++++ + libffi/src/mips/o32.S | 17 +++++++++++++++++ + 2 files changed, 34 insertions(+) + +diff --git a/libffi/src/mips/n32.S b/libffi/src/mips/n32.S +index c6985d30a6f..8f25994773c 100644 +--- a/libffi/src/mips/n32.S ++++ b/libffi/src/mips/n32.S +@@ -107,6 +107,16 @@ loadregs: + + REG_L t6, 3*FFI_SIZEOF_ARG($fp) # load the flags word into t6. + ++#ifdef __mips_soft_float ++ REG_L a0, 0*FFI_SIZEOF_ARG(t9) ++ REG_L a1, 1*FFI_SIZEOF_ARG(t9) ++ REG_L a2, 2*FFI_SIZEOF_ARG(t9) ++ REG_L a3, 3*FFI_SIZEOF_ARG(t9) ++ REG_L a4, 4*FFI_SIZEOF_ARG(t9) ++ REG_L a5, 5*FFI_SIZEOF_ARG(t9) ++ REG_L a6, 6*FFI_SIZEOF_ARG(t9) ++ REG_L a7, 7*FFI_SIZEOF_ARG(t9) ++#else + and t4, t6, ((1<<FFI_FLAG_BITS)-1) + REG_L a0, 0*FFI_SIZEOF_ARG(t9) + beqz t4, arg1_next +@@ -193,6 +203,7 @@ arg7_next: + arg8_doublep: + l.d $f19, 7*FFI_SIZEOF_ARG(t9) + arg8_next: ++#endif + + callit: + # Load the function pointer +@@ -214,6 +225,7 @@ retint: + b epilogue + + retfloat: ++#ifndef __mips_soft_float + bne t6, FFI_TYPE_FLOAT, retdouble + jal t9 + REG_L t4, 4*FFI_SIZEOF_ARG($fp) +@@ -272,6 +284,7 @@ retstruct_f_d: + s.s $f0, 0(t4) + s.d $f2, 8(t4) + b epilogue ++#endif + + retstruct_d_soft: + bne t6, FFI_TYPE_STRUCT_D_SOFT, retstruct_f_soft +@@ -429,6 +442,7 @@ ffi_closure_N32: + REG_S a6, A6_OFF2($sp) + REG_S a7, A7_OFF2($sp) + ++#ifndef __mips_soft_float + # Store all possible float/double registers. + s.d $f12, F12_OFF2($sp) + s.d $f13, F13_OFF2($sp) +@@ -438,6 +452,7 @@ ffi_closure_N32: + s.d $f17, F17_OFF2($sp) + s.d $f18, F18_OFF2($sp) + s.d $f19, F19_OFF2($sp) ++#endif + + # Call ffi_closure_mips_inner_N32 to do the real work. + LA t9, ffi_closure_mips_inner_N32 +@@ -458,6 +473,7 @@ cls_retint: + b cls_epilogue + + cls_retfloat: ++#ifndef __mips_soft_float + bne v0, FFI_TYPE_FLOAT, cls_retdouble + l.s $f0, V0_OFF2($sp) + b cls_epilogue +@@ -500,6 +516,7 @@ cls_retstruct_f_d: + l.s $f0, V0_OFF2($sp) + l.d $f2, V1_OFF2($sp) + b cls_epilogue ++#endif + + cls_retstruct_small2: + REG_L v0, V0_OFF2($sp) +diff --git a/libffi/src/mips/o32.S b/libffi/src/mips/o32.S +index eb279813a76..1aff4b14814 100644 +--- a/libffi/src/mips/o32.S ++++ b/libffi/src/mips/o32.S +@@ -82,13 +82,16 @@ sixteen: + + ADDU $sp, 4 * FFI_SIZEOF_ARG # adjust $sp to new args + ++#ifndef __mips_soft_float + bnez t0, pass_d # make it quick for int ++#endif + REG_L a0, 0*FFI_SIZEOF_ARG($sp) # just go ahead and load the + REG_L a1, 1*FFI_SIZEOF_ARG($sp) # four regs. + REG_L a2, 2*FFI_SIZEOF_ARG($sp) + REG_L a3, 3*FFI_SIZEOF_ARG($sp) + b call_it + ++#ifndef __mips_soft_float + pass_d: + bne t0, FFI_ARGS_D, pass_f + l.d $f12, 0*FFI_SIZEOF_ARG($sp) # load $fp regs from args +@@ -130,6 +133,7 @@ pass_f_d: + # bne t0, FFI_ARGS_F_D, call_it + l.s $f12, 0*FFI_SIZEOF_ARG($sp) # load $fp regs from args + l.d $f14, 2*FFI_SIZEOF_ARG($sp) # passing double and float ++#endif + + call_it: + # Load the function pointer +@@ -158,14 +162,23 @@ retfloat: + bne t2, FFI_TYPE_FLOAT, retdouble + jalr t9 + REG_L t0, SIZEOF_FRAME + 4*FFI_SIZEOF_ARG($fp) ++#ifndef __mips_soft_float + s.s $f0, 0(t0) ++#else ++ REG_S v0, 0(t0) ++#endif + b epilogue + + retdouble: + bne t2, FFI_TYPE_DOUBLE, noretval + jalr t9 + REG_L t0, SIZEOF_FRAME + 4*FFI_SIZEOF_ARG($fp) ++#ifndef __mips_soft_float + s.d $f0, 0(t0) ++#else ++ REG_S v1, 4(t0) ++ REG_S v0, 0(t0) ++#endif + b epilogue + + noretval: +@@ -261,9 +274,11 @@ $LCFI7: + li $13, 1 # FFI_O32 + bne $16, $13, 1f # Skip fp save if FFI_O32_SOFT_FLOAT + ++#ifndef __mips_soft_float + # Store all possible float/double registers. + s.d $f12, FA_0_0_OFF2($fp) + s.d $f14, FA_1_0_OFF2($fp) ++#endif + 1: + # Call ffi_closure_mips_inner_O32 to do the work. + la t9, ffi_closure_mips_inner_O32 +@@ -281,6 +296,7 @@ $LCFI7: + li $13, 1 # FFI_O32 + bne $16, $13, 1f # Skip fp restore if FFI_O32_SOFT_FLOAT + ++#ifndef __mips_soft_float + li $9, FFI_TYPE_FLOAT + l.s $f0, V0_OFF2($fp) + beq $8, $9, closure_done +@@ -288,6 +304,7 @@ $LCFI7: + li $9, FFI_TYPE_DOUBLE + l.d $f0, V0_OFF2($fp) + beq $8, $9, closure_done ++#endif + 1: + REG_L $3, V1_OFF2($fp) + REG_L $2, V0_OFF2($fp) +-- +2.16.3 + diff --git a/toolchain/gcc/patches/7.3.0/960-gotools-fix-compilation-when-making-cross-compiler.patch b/toolchain/gcc/patches/7.3.0/960-gotools-fix-compilation-when-making-cross-compiler.patch new file mode 100644 index 0000000000..556fa16473 --- /dev/null +++ b/toolchain/gcc/patches/7.3.0/960-gotools-fix-compilation-when-making-cross-compiler.patch @@ -0,0 +1,73 @@ +From dda6b050cd74a352670787a294596a9c56c21327 Mon Sep 17 00:00:00 2001 +From: Yousong Zhou <yszhou4tech@gmail.com> +Date: Fri, 4 May 2018 18:20:53 +0800 +Subject: [PATCH] gotools: fix compilation when making cross compiler + +libgo is "the runtime support library for the Go programming language. +This library is intended for use with the Go frontend." + +gccgo will link target files with libgo.so which depends on libgcc_s.so.1, but +the linker will complain that it cannot find it. That's because shared libgcc +is not present in the install directory yet. libgo.so was made without problem +because gcc will emit -lgcc_s when compiled with -shared option. When gotools +were being made, it was supplied with -static-libgcc thus no link option was +provided. Check LIBGO in gcc/go/gcc-spec.c for how gccgo make a builtin spec +for linking with libgo.so + +- GccgoCrossCompilation, https://github.com/golang/go/wiki/GccgoCrossCompilation +- Cross-building instructions, http://www.eglibc.org/archives/patches/msg00078.html + +When 3-pass GCC compilation is used, shared libgcc runtime libraries will be +available after gcc pass2 completed and will meet the gotools link requirement +at gcc pass3 +--- + gotools/Makefile.am | 4 +++- + gotools/Makefile.in | 4 +++- + 2 files changed, 6 insertions(+), 2 deletions(-) + +diff --git a/gotools/Makefile.am b/gotools/Makefile.am +index 5f3940a278b..9c22f5df103 100644 +--- a/gotools/Makefile.am ++++ b/gotools/Makefile.am +@@ -26,6 +26,7 @@ PWD_COMMAND = $${PWDCMD-pwd} + STAMP = echo timestamp > + + libgodir = ../$(target_noncanonical)/libgo ++libgccdir = ../$(target_noncanonical)/libgcc + LIBGODEP = $(libgodir)/libgo.la + + if NATIVE +@@ -38,7 +39,8 @@ endif + GOCFLAGS = $(CFLAGS_FOR_TARGET) + GOCOMPILE = $(GOCOMPILER) $(GOCFLAGS) + +-AM_LDFLAGS = -L $(libgodir) -L $(libgodir)/.libs ++AM_LDFLAGS = -L $(libgodir) -L $(libgodir)/.libs \ ++ -L $(libgccdir) -L $(libgccdir)/.libs -lgcc_s + GOLINK = $(GOCOMPILER) $(GOCFLAGS) $(AM_GOCFLAGS) $(LDFLAGS) $(AM_LDFLAGS) -o $@ + + cmdsrcdir = $(srcdir)/../libgo/go/cmd +diff --git a/gotools/Makefile.in b/gotools/Makefile.in +index 4386576b011..0bdd9290e01 100644 +--- a/gotools/Makefile.in ++++ b/gotools/Makefile.in +@@ -252,13 +252,15 @@ mkinstalldirs = $(SHELL) $(toplevel_srcdir)/mkinstalldirs + PWD_COMMAND = $${PWDCMD-pwd} + STAMP = echo timestamp > + libgodir = ../$(target_noncanonical)/libgo ++libgccdir = ../$(target_noncanonical)/libgcc + LIBGODEP = $(libgodir)/libgo.la + @NATIVE_FALSE@GOCOMPILER = $(GOC) + + # Use the compiler we just built. + @NATIVE_TRUE@GOCOMPILER = $(GOC_FOR_TARGET) $(XGCC_FLAGS_FOR_TARGET) + GOCOMPILE = $(GOCOMPILER) $(GOCFLAGS) +-AM_LDFLAGS = -L $(libgodir) -L $(libgodir)/.libs ++AM_LDFLAGS = -L $(libgodir) -L $(libgodir)/.libs \ ++ -L $(libgccdir) -L $(libgccdir)/.libs -lgcc_s + GOLINK = $(GOCOMPILER) $(GOCFLAGS) $(AM_GOCFLAGS) $(LDFLAGS) $(AM_LDFLAGS) -o $@ + cmdsrcdir = $(srcdir)/../libgo/go/cmd + go_cmd_go_files = \ +-- +2.16.3 + |