diff options
| -rw-r--r-- | gcc/config/i386/i386-expand.c | 5 | ||||
| -rw-r--r-- | gcc/config/i386/mmx.md | 45 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr102483-2.c | 26 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr102483.c | 58 |
4 files changed, 134 insertions, 0 deletions
diff --git a/gcc/config/i386/i386-expand.c b/gcc/config/i386/i386-expand.c index c0924a5..6e2b792 100644 --- a/gcc/config/i386/i386-expand.c +++ b/gcc/config/i386/i386-expand.c @@ -16054,6 +16054,11 @@ emit_reduc_half (rtx dest, rtx src, int i) case E_V2DFmode: tem = gen_vec_interleave_highv2df (dest, src, src); break; + case E_V4QImode: + d = gen_reg_rtx (V1SImode); + tem = gen_mmx_lshrv1si3 (d, gen_lowpart (V1SImode, src), + GEN_INT (i / 2)); + break; case E_V4HImode: d = gen_reg_rtx (V1DImode); tem = gen_mmx_lshrv1di3 (d, gen_lowpart (V1DImode, src), diff --git a/gcc/config/i386/mmx.md b/gcc/config/i386/mmx.md index 106d41c..6c5cbcf 100644 --- a/gcc/config/i386/mmx.md +++ b/gcc/config/i386/mmx.md @@ -3989,6 +3989,18 @@ DONE; }) +(define_expand "reduc_<code>_scal_v4qi" + [(smaxmin:V4QI + (match_operand:QI 0 "register_operand") + (match_operand:V4QI 1 "register_operand"))] + "TARGET_SSE4_1" +{ + rtx tmp = gen_reg_rtx (V4QImode); + ix86_expand_reduc (gen_<code>v4qi3, tmp, operands[1]); + emit_insn (gen_vec_extractv4qiqi (operands[0], tmp, const0_rtx)); + DONE; +}) + (define_expand "reduc_<code>_scal_v4hi" [(umaxmin:V4HI (match_operand:HI 0 "register_operand") @@ -4001,6 +4013,39 @@ DONE; }) +(define_expand "reduc_<code>_scal_v4qi" + [(umaxmin:V4QI + (match_operand:QI 0 "register_operand") + (match_operand:V4QI 1 "register_operand"))] + "TARGET_SSE4_1" +{ + rtx tmp = gen_reg_rtx (V4QImode); + ix86_expand_reduc (gen_<code>v4qi3, tmp, operands[1]); + emit_insn (gen_vec_extractv4qiqi (operands[0], tmp, const0_rtx)); + DONE; +}) + +(define_expand "reduc_plus_scal_v4qi" + [(plus:V4QI + (match_operand:QI 0 "register_operand") + (match_operand:V4QI 1 "register_operand"))] + "TARGET_SSE2" +{ + rtx op1 = gen_reg_rtx (V16QImode); + emit_insn (gen_vec_setv4si_0 (lowpart_subreg (V4SImode, op1, V16QImode), + CONST0_RTX (V4SImode), + lowpart_subreg (SImode, + operands[1], + V4QImode))); + rtx tmp = gen_reg_rtx (V16QImode); + emit_move_insn (tmp, CONST0_RTX (V16QImode)); + rtx tmp2 = gen_reg_rtx (V2DImode); + emit_insn (gen_sse2_psadbw (tmp2, op1, tmp)); + tmp2 = gen_lowpart (V16QImode, tmp2); + emit_insn (gen_vec_extractv16qiqi (operands[0], tmp2, const0_rtx)); + DONE; +}) + (define_expand "usadv8qi" [(match_operand:V2SI 0 "register_operand") (match_operand:V8QI 1 "register_operand") diff --git a/gcc/testsuite/gcc.target/i386/pr102483-2.c b/gcc/testsuite/gcc.target/i386/pr102483-2.c new file mode 100644 index 0000000..d477c53 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr102483-2.c @@ -0,0 +1,26 @@ +/* { dg-do run } */ +/* { dg-require-effective-target sse4 } */ +/* { dg-options "-O2 -msse4.1" } */ + +#include "sse4_1-check.h" + +#include "pr102483.c" + +static void +sse4_1_test () +{ + char p[4] = { -103, 23, 41, -56 }; + unsigned char up[4] = { 100, 30, 255, 9 }; + + char res = reduce_add (p); + if (res != -95) + abort (); + if (reduce_smin (p) != -103) + abort (); + if (reduce_smax (p) != 41) + abort (); + if (reduce_umin (up) != 9) + abort (); + if (reduce_umax (up) != 255) + abort(); +} diff --git a/gcc/testsuite/gcc.target/i386/pr102483.c b/gcc/testsuite/gcc.target/i386/pr102483.c new file mode 100644 index 0000000..681b575 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr102483.c @@ -0,0 +1,58 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -msse4.1 -ftree-vectorize -fdump-tree-optimized" } */ +/* { dg-final { scan-tree-dump-times "\.REDUC_MIN" 2 "optimized" } } */ +/* { dg-final { scan-tree-dump-times "\.REDUC_MAX" 2 "optimized" } } */ +/* { dg-final { scan-tree-dump-times "\.REDUC_PLUS" 1 "optimized" } } */ + +char +__attribute__((noipa, optimize("Ofast"),target("sse4.1"))) +reduce_add (char* p) +{ + char sum = 0; + for (int i = 0; i != 4; i++) + sum += p[i]; + return sum; +} + +#define MAX(a, b) ((a) > (b) ? (a) : (b)) +#define MIN(a, b) ((a) > (b) ? (b) : (a)) + +unsigned char +__attribute__((noipa, optimize("Ofast"),target("sse4.1"))) +reduce_umax (unsigned char* p) +{ + unsigned char sum = p[0]; + for (int i = 0; i != 4; i++) + sum = MAX(sum, p[i]); + return sum; +} + +unsigned char +__attribute__((noipa, optimize("Ofast"),target("sse4.1"))) +reduce_umin (unsigned char* p) +{ + unsigned char sum = p[0]; + for (int i = 0; i != 4; i++) + sum = MIN(sum, p[i]); + return sum; +} + +char +__attribute__((noipa, optimize("Ofast"),target("sse4.1"))) +reduce_smax (char* p) +{ + char sum = p[0]; + for (int i = 0; i != 4; i++) + sum = MAX(sum, p[i]); + return sum; +} + +char +__attribute__((noipa, optimize("Ofast"),target("sse4.1"))) +reduce_smin (char* p) +{ + char sum = p[0]; + for (int i = 0; i != 4; i++) + sum = MIN(sum, p[i]); + return sum; +} |