diff options
Diffstat (limited to 'toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106818.patch')
| -rw-r--r-- | toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106818.patch | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106818.patch b/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106818.patch new file mode 100644 index 0000000..ef98142 --- /dev/null +++ b/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106818.patch @@ -0,0 +1,105 @@ +2011-10-03 Michael Hope <michael.hope@linaro.org> + + Backport from mainline: + + 2011-09-13 Sevak Sargsyan <sevak.sargsyan@ispras.ru> + + gcc/ + * config/arm/neon.md (neon_vabd<mode>_2, neon_vabd<mode>_3): New + define_insn patterns for combine. + + gcc/testsuite/ + * gcc.target/arm/neon-combine-sub-abs-into-vabd.c: New test. + +=== modified file 'gcc/config/arm/neon.md' +--- old/gcc/config/arm/neon.md 2011-09-28 15:14:59 +0000 ++++ new/gcc/config/arm/neon.md 2011-10-03 01:32:17 +0000 +@@ -5428,3 +5428,32 @@ + emit_insn (gen_neon_vec_pack_trunc_<V_double> (operands[0], tempreg)); + DONE; + }) ++ ++(define_insn "neon_vabd<mode>_2" ++ [(set (match_operand:VDQ 0 "s_register_operand" "=w") ++ (abs:VDQ (minus:VDQ (match_operand:VDQ 1 "s_register_operand" "w") ++ (match_operand:VDQ 2 "s_register_operand" "w"))))] ++ "TARGET_NEON && (!<Is_float_mode> || flag_unsafe_math_optimizations)" ++ "vabd.<V_s_elem> %<V_reg>0, %<V_reg>1, %<V_reg>2" ++ [(set (attr "neon_type") ++ (if_then_else (ne (symbol_ref "<Is_float_mode>") (const_int 0)) ++ (if_then_else (ne (symbol_ref "<Is_d_reg>") (const_int 0)) ++ (const_string "neon_fp_vadd_ddd_vabs_dd") ++ (const_string "neon_fp_vadd_qqq_vabs_qq")) ++ (const_string "neon_int_5")))] ++) ++ ++(define_insn "neon_vabd<mode>_3" ++ [(set (match_operand:VDQ 0 "s_register_operand" "=w") ++ (abs:VDQ (unspec:VDQ [(match_operand:VDQ 1 "s_register_operand" "w") ++ (match_operand:VDQ 2 "s_register_operand" "w")] ++ UNSPEC_VSUB)))] ++ "TARGET_NEON && (!<Is_float_mode> || flag_unsafe_math_optimizations)" ++ "vabd.<V_if_elem> %<V_reg>0, %<V_reg>1, %<V_reg>2" ++ [(set (attr "neon_type") ++ (if_then_else (ne (symbol_ref "<Is_float_mode>") (const_int 0)) ++ (if_then_else (ne (symbol_ref "<Is_d_reg>") (const_int 0)) ++ (const_string "neon_fp_vadd_ddd_vabs_dd") ++ (const_string "neon_fp_vadd_qqq_vabs_qq")) ++ (const_string "neon_int_5")))] ++) + +=== added file 'gcc/testsuite/gcc.target/arm/neon-combine-sub-abs-into-vabd.c' +--- old/gcc/testsuite/gcc.target/arm/neon-combine-sub-abs-into-vabd.c 1970-01-01 00:00:00 +0000 ++++ new/gcc/testsuite/gcc.target/arm/neon-combine-sub-abs-into-vabd.c 2011-10-03 01:32:17 +0000 +@@ -0,0 +1,50 @@ ++/* { dg-do compile } */ ++/* { dg-require-effective-target arm_neon_ok } */ ++/* { dg-options "-O2 -funsafe-math-optimizations" } */ ++/* { dg-add-options arm_neon } */ ++ ++#include <arm_neon.h> ++float32x2_t f_sub_abs_to_vabd_32() ++{ ++ float32x2_t val1 = vdup_n_f32 (10); ++ float32x2_t val2 = vdup_n_f32 (30); ++ float32x2_t sres = vsub_f32(val1, val2); ++ float32x2_t res = vabs_f32 (sres); ++ ++ return res; ++} ++/* { dg-final { scan-assembler "vabd\.f32" } }*/ ++ ++#include <arm_neon.h> ++int8x8_t sub_abs_to_vabd_8() ++{ ++ int8x8_t val1 = vdup_n_s8 (10); ++ int8x8_t val2 = vdup_n_s8 (30); ++ int8x8_t sres = vsub_s8(val1, val2); ++ int8x8_t res = vabs_s8 (sres); ++ ++ return res; ++} ++/* { dg-final { scan-assembler "vabd\.s8" } }*/ ++ ++int16x4_t sub_abs_to_vabd_16() ++{ ++ int16x4_t val1 = vdup_n_s16 (10); ++ int16x4_t val2 = vdup_n_s16 (30); ++ int16x4_t sres = vsub_s16(val1, val2); ++ int16x4_t res = vabs_s16 (sres); ++ ++ return res; ++} ++/* { dg-final { scan-assembler "vabd\.s16" } }*/ ++ ++int32x2_t sub_abs_to_vabd_32() ++{ ++ int32x2_t val1 = vdup_n_s32 (10); ++ int32x2_t val2 = vdup_n_s32 (30); ++ int32x2_t sres = vsub_s32(val1, val2); ++ int32x2_t res = vabs_s32 (sres); ++ ++ return res; ++} ++/* { dg-final { scan-assembler "vabd\.s32" } }*/ + |