diff options
Diffstat (limited to 'packages/gcc/gcc-4.1.2/arm-crunch-saveregs.patch')
| -rw-r--r-- | packages/gcc/gcc-4.1.2/arm-crunch-saveregs.patch | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/packages/gcc/gcc-4.1.2/arm-crunch-saveregs.patch b/packages/gcc/gcc-4.1.2/arm-crunch-saveregs.patch deleted file mode 100644 index 531ae86610..0000000000 --- a/packages/gcc/gcc-4.1.2/arm-crunch-saveregs.patch +++ /dev/null @@ -1,153 +0,0 @@ -diff -ruN /home/hwilliams/openembedded/build/tmp/work/ep9312-angstrom-linux-gnueabi/gcc-cross-4.1.2-r0/gcc-4.1.2/gcc/config/arm/arm.c gcc-4.1.2/gcc/config/arm/arm.c ---- /home/hwilliams/openembedded/build/tmp/work/ep9312-angstrom-linux-gnueabi/gcc-cross-4.1.2-r0/gcc-4.1.2/gcc/config/arm/arm.c 2007-05-09 16:32:29.000000000 +1000 -+++ gcc-4.1.2/gcc/config/arm/arm.c 2007-05-15 09:39:41.000000000 +1000 -@@ -426,7 +435,7 @@ - #define FL_STRONG (1 << 8) /* StrongARM */ - #define FL_ARCH5E (1 << 9) /* DSP extensions to v5 */ - #define FL_XSCALE (1 << 10) /* XScale */ --#define FL_CIRRUS (1 << 11) /* Cirrus/DSP. */ -+#define FL_CIRRUS (1 << 11) /* Cirrus Crunch coprocessor. */ - #define FL_ARCH6 (1 << 12) /* Architecture rel 6. Adds - media instructions. */ - #define FL_VFPV2 (1 << 13) /* Vector Floating Point V2. */ -@@ -490,7 +499,7 @@ - /* Nonzero if this chip is a StrongARM. */ - int arm_tune_strongarm = 0; - --/* Nonzero if this chip is a Cirrus variant. */ -+/* Nonzero if this chip supports Cirrus Crunch coprocessor. */ - int arm_arch_cirrus = 0; - - /* Nonzero if this chip supports Intel Wireless MMX technology. */ -@@ -1184,7 +1193,8 @@ - else - */ - if (arm_arch_cirrus) -- arm_fpu_arch = FPUTYPE_MAVERICK; -+ /* Cirrus crunch coprocessor still requires soft-float division. */ -+ arm_fpu_arch = FPUTYPE_MAVERICK; - else - arm_fpu_arch = FPUTYPE_FPA_EMU2; - #endif -@@ -1567,6 +1577,9 @@ - if (regs_ever_live[regno] && !call_used_regs[regno]) - return 0; - -+ if (TARGET_MAVERICK) -+ return 0; -+ - if (TARGET_REALLY_IWMMXT) - for (regno = FIRST_IWMMXT_REGNUM; regno <= LAST_IWMMXT_REGNUM; regno++) - if (regs_ever_live[regno] && ! call_used_regs [regno]) -@@ -9775,7 +9886,19 @@ - /* This variable is for the Virtual Frame Pointer, not VFP regs. */ - int vfp_offset = offsets->frame; - -- if (arm_fpu_arch == FPUTYPE_FPA_EMU2) -+ if (arm_fpu_arch == FPUTYPE_MAVERICK) -+ { -+ for (reg = LAST_CIRRUS_FP_REGNUM; reg >= FIRST_CIRRUS_FP_REGNUM; reg--) -+ if (regs_ever_live[reg] && !call_used_regs[reg]) -+ { -+ floats_offset += 8; /* more problems - futaris? */ -+ /* if (TARGET_CIRRUS_D0 || TARGET_CIRRUS_D1) */ -+ asm_fprintf (f, "\tnop\n"); -+ asm_fprintf (f, "\tcfldrd\tmvd%d, [%r, #-%d]\n", -+ reg - FIRST_CIRRUS_FP_REGNUM, FP_REGNUM, floats_offset - vfp_offset); -+ } -+ } -+ else if (arm_fpu_arch == FPUTYPE_FPA_EMU2) - { - for (reg = LAST_FPA_REGNUM; reg >= FIRST_FPA_REGNUM; reg--) - if (regs_ever_live[reg] && !call_used_regs[reg]) -@@ -9924,7 +10047,18 @@ - output_add_immediate (operands); - } - -- if (arm_fpu_arch == FPUTYPE_FPA_EMU2) -+ if (arm_fpu_arch == FPUTYPE_MAVERICK) -+ { /* order changed - futaris */ -+ for (reg = FIRST_CIRRUS_FP_REGNUM; reg <= LAST_CIRRUS_FP_REGNUM; reg++) -+ if (regs_ever_live[reg] && !call_used_regs[reg]) -+ { -+ /* if (TARGET_CIRRUS_D0 || TARGET_CIRRUS_D1) */ -+ asm_fprintf (f, "\tnop\n"); -+ asm_fprintf (f, "\tcfldrd\tmvd%u, [%r], #8\n", -+ reg - FIRST_CIRRUS_FP_REGNUM, SP_REGNUM); -+ } /* reg problems - futaris */ -+ } -+ else if (arm_fpu_arch == FPUTYPE_FPA_EMU2) - { - for (reg = FIRST_FPA_REGNUM; reg <= LAST_FPA_REGNUM; reg++) - if (regs_ever_live[reg] && !call_used_regs[reg]) -@@ -10429,9 +10563,19 @@ - if (! IS_VOLATILE (func_type)) - { -+ /* Space for saved MAVERICK registers. */ -+ if (arm_fpu_arch == FPUTYPE_MAVERICK) -+ { -+ for (regno = FIRST_CIRRUS_FP_REGNUM; regno <= LAST_CIRRUS_FP_REGNUM; regno++) -+ if (regs_ever_live[regno] && !call_used_regs[regno]) -+ saved += 8; // 8 in 3.4.3 patch - futaris; -+ } -+ else - /* Space for saved FPA registers. */ -+ { - for (regno = FIRST_FPA_REGNUM; regno <= LAST_FPA_REGNUM; regno++) - if (regs_ever_live[regno] && ! call_used_regs[regno]) - saved += 12; -+ } - - /* Space for saved VFP registers. */ - if (TARGET_HARD_FLOAT && TARGET_VFP) -@@ -10739,7 +10882,19 @@ - - /* Save any floating point call-saved registers used by this - function. */ -- if (arm_fpu_arch == FPUTYPE_FPA_EMU2) -+ if (arm_fpu_arch == FPUTYPE_MAVERICK) -+ { -+ for (reg = LAST_CIRRUS_FP_REGNUM; reg >= FIRST_CIRRUS_FP_REGNUM; reg--) -+ if (regs_ever_live[reg] && !call_used_regs[reg]) -+ { -+ insn = gen_rtx_PRE_DEC (DFmode, stack_pointer_rtx); /* think these causes problems */ -+ insn = gen_rtx_MEM (DFmode, insn); -+ insn = emit_insn (gen_rtx_SET (VOIDmode, insn, -+ gen_rtx_REG (DFmode, reg))); -+ RTX_FRAME_RELATED_P (insn) = 1; saved_regs += 8; /* added by futaris */ -+ } -+ } -+ else if (arm_fpu_arch == FPUTYPE_FPA_EMU2) - { - for (reg = LAST_FPA_REGNUM; reg >= FIRST_FPA_REGNUM; reg--) - if (regs_ever_live[reg] && !call_used_regs[reg]) -@@ -15179,6 +15331,9 @@ - if (IS_FPA_REGNUM (regno)) - return (TARGET_AAPCS_BASED ? 96 : 16) + regno - FIRST_FPA_REGNUM; - -+ if (IS_CIRRUS_REGNUM (regno)) -+ return 28 + regno - FIRST_CIRRUS_FP_REGNUM; -+ - if (IS_VFP_REGNUM (regno)) - return 64 + regno - FIRST_VFP_REGNUM; - ---- gcc-4.1.2/gcc/config/arm/arm.md-original 2007-06-28 15:42:36.000000000 +1000 -+++ gcc-4.1.2/gcc/config/arm/arm.md 2007-06-28 15:42:48.000000000 +1000 -@@ -9800,7 +9800,7 @@ - return arm_output_epilogue (next_nonnote_insn (insn)); - " - ;; Length is absolute worst case -- [(set_attr "length" "44") -+ [(set_attr "length" "108") - (set_attr "type" "block") - ;; We don't clobber the conditions, but the potential length of this - ;; operation is sufficient to make conditionalizing the sequence -@@ -9818,7 +9818,7 @@ - return thumb_unexpanded_epilogue (); - " - ; Length is absolute worst case -- [(set_attr "length" "44") -+ [(set_attr "length" "108") - (set_attr "type" "block") - ;; We don't clobber the conditions, but the potential length of this - ;; operation is sufficient to make conditionalizing the sequence |