openembedded - Classic OpenEmbedded Development Tree

Age	Commit message (Expand)	Author
2009-01-17	tsx0x: More missing classes inherited by all the turbostation machines (ts101...	Tim 'timtim' Ellis
2009-01-17	ts409: class ts409-image does not exist and there is no motivation to write o...	Tim 'timtim' Ellis
2009-01-16	foonas: Remove references to foonas-em and foonas-iscsi which do not exist in...	Tim 'timtim' Ellis
2008-12-07	turbostation/linkstation: Split turbostation machine config into correct ones...	Øyvind Repvik

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