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| author | H.J. Lu <hongjiu.lu@intel.com> | 2019-05-15 15:19:19 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2019-05-15 08:19:19 -0700 |
| commit | a899fa35017a572cfd343c199a355687a3282d92 (patch) | |
| tree | 95d87d0925fbe82e260677b352c6402d48956e94 /gcc | |
| parent | 55cd237908dcfa48ef12b4f7cd9e41f154139bd2 (diff) | |
| download | gcc-a899fa35017a572cfd343c199a355687a3282d92.zip gcc-a899fa35017a572cfd343c199a355687a3282d92.tar.gz gcc-a899fa35017a572cfd343c199a355687a3282d92.tar.bz2 | |
i386: Emulate MMX mmx_uavgv8qi3 with SSE
Emulate MMX mmx_uavgv8qi3 with SSE. Only SSE register source operand is
allowed.
PR target/89021
* config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
and TARGET_MMX_WITH_SSE.
(*mmx_uavgv8qi3): Add SSE emulation.
From-SVN: r271235
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/config/i386/mmx.md | 25 |
2 files changed, 22 insertions, 10 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8f3e5f8..0857df4 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,6 +1,13 @@ 2019-05-15 H.J. Lu <hongjiu.lu@intel.com> PR target/89021 + * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX + and TARGET_MMX_WITH_SSE. + (*mmx_uavgv8qi3): Add SSE emulation. + +2019-05-15 H.J. Lu <hongjiu.lu@intel.com> + + PR target/89021 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2 maskmovdqu for __MMX_WITH_SSE__. diff --git a/gcc/config/i386/mmx.md b/gcc/config/i386/mmx.md index e2a1f4c..9f14d0d 100644 --- a/gcc/config/i386/mmx.md +++ b/gcc/config/i386/mmx.md @@ -1704,50 +1704,55 @@ (plus:V8HI (plus:V8HI (zero_extend:V8HI - (match_operand:V8QI 1 "nonimmediate_operand")) + (match_operand:V8QI 1 "register_mmxmem_operand")) (zero_extend:V8HI - (match_operand:V8QI 2 "nonimmediate_operand"))) + (match_operand:V8QI 2 "register_mmxmem_operand"))) (const_vector:V8HI [(const_int 1) (const_int 1) (const_int 1) (const_int 1) (const_int 1) (const_int 1) (const_int 1) (const_int 1)])) (const_int 1))))] - "TARGET_SSE || TARGET_3DNOW" + "(TARGET_MMX || TARGET_MMX_WITH_SSE) + && (TARGET_SSE || TARGET_3DNOW_A)" "ix86_fixup_binary_operands_no_copy (PLUS, V8QImode, operands);") (define_insn "*mmx_uavgv8qi3" - [(set (match_operand:V8QI 0 "register_operand" "=y") + [(set (match_operand:V8QI 0 "register_operand" "=y,x,Yv") (truncate:V8QI (lshiftrt:V8HI (plus:V8HI (plus:V8HI (zero_extend:V8HI - (match_operand:V8QI 1 "nonimmediate_operand" "%0")) + (match_operand:V8QI 1 "register_mmxmem_operand" "%0,0,Yv")) (zero_extend:V8HI - (match_operand:V8QI 2 "nonimmediate_operand" "ym"))) + (match_operand:V8QI 2 "register_mmxmem_operand" "ym,x,Yv"))) (const_vector:V8HI [(const_int 1) (const_int 1) (const_int 1) (const_int 1) (const_int 1) (const_int 1) (const_int 1) (const_int 1)])) (const_int 1))))] - "(TARGET_SSE || TARGET_3DNOW) + "(TARGET_MMX || TARGET_MMX_WITH_SSE) + && (TARGET_SSE || TARGET_3DNOW_A) && ix86_binary_operator_ok (PLUS, V8QImode, operands)" { /* These two instructions have the same operation, but their encoding is different. Prefer the one that is de facto standard. */ - if (TARGET_SSE || TARGET_3DNOW_A) + if (TARGET_MMX_WITH_SSE && TARGET_AVX) + return "vpavgb\t{%2, %1, %0|%0, %1, %2}"; + else if (TARGET_SSE || TARGET_3DNOW_A) return "pavgb\t{%2, %0|%0, %2}"; else return "pavgusb\t{%2, %0|%0, %2}"; } - [(set_attr "type" "mmxshft") + [(set_attr "mmx_isa" "native,x64_noavx,x64_avx") + (set_attr "type" "mmxshft,sseiadd,sseiadd") (set (attr "prefix_extra") (if_then_else (not (ior (match_test "TARGET_SSE") (match_test "TARGET_3DNOW_A"))) (const_string "1") (const_string "*"))) - (set_attr "mode" "DI")]) + (set_attr "mode" "DI,TI,TI")]) (define_expand "mmx_uavgv4hi3" [(set (match_operand:V4HI 0 "register_operand") |