diff options
| -rw-r--r-- | llvm/test/CodeGen/X86/sse-schedule.ll | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/sse-schedule.ll b/llvm/test/CodeGen/X86/sse-schedule.ll index d53db250baf..8ebea98274d 100644 --- a/llvm/test/CodeGen/X86/sse-schedule.ll +++ b/llvm/test/CodeGen/X86/sse-schedule.ll @@ -3763,4 +3763,96 @@ define <4 x float> @test_xorps(<4 x float> %a0, <4 x float> %a1, <4 x float> *%a ret <4 x float> %7 } +; 'WriteZero' class instructions. + +define <4 x float> @test_fnop() nounwind { +; GENERIC-LABEL: test_fnop: +; GENERIC: # %bb.0: +; GENERIC-NEXT: #APP +; GENERIC-NEXT: nop # sched: [1:?] +; GENERIC-NEXT: #NO_APP +; GENERIC-NEXT: xorps %xmm0, %xmm0 # sched: [1:1.00] +; GENERIC-NEXT: retq # sched: [1:1.00] +; +; ATOM-LABEL: test_fnop: +; ATOM: # %bb.0: +; ATOM-NEXT: xorps %xmm0, %xmm0 # sched: [1:0.50] +; ATOM-NEXT: #APP +; ATOM-NEXT: nop # sched: [1:0.50] +; ATOM-NEXT: #NO_APP +; ATOM-NEXT: nop # sched: [1:0.50] +; ATOM-NEXT: nop # sched: [1:0.50] +; ATOM-NEXT: nop # sched: [1:0.50] +; ATOM-NEXT: nop # sched: [1:0.50] +; ATOM-NEXT: nop # sched: [1:0.50] +; ATOM-NEXT: nop # sched: [1:0.50] +; ATOM-NEXT: retq # sched: [79:39.50] +; +; SLM-LABEL: test_fnop: +; SLM: # %bb.0: +; SLM-NEXT: xorps %xmm0, %xmm0 # sched: [1:0.50] +; SLM-NEXT: #APP +; SLM-NEXT: nop # sched: [1:?] +; SLM-NEXT: #NO_APP +; SLM-NEXT: retq # sched: [4:1.00] +; +; SANDY-LABEL: test_fnop: +; SANDY: # %bb.0: +; SANDY-NEXT: #APP +; SANDY-NEXT: nop # sched: [1:?] +; SANDY-NEXT: #NO_APP +; SANDY-NEXT: vxorps %xmm0, %xmm0, %xmm0 # sched: [1:1.00] +; SANDY-NEXT: retq # sched: [1:1.00] +; +; HASWELL-LABEL: test_fnop: +; HASWELL: # %bb.0: +; HASWELL-NEXT: #APP +; HASWELL-NEXT: nop # sched: [1:0.25] +; HASWELL-NEXT: #NO_APP +; HASWELL-NEXT: vxorps %xmm0, %xmm0, %xmm0 # sched: [1:1.00] +; HASWELL-NEXT: retq # sched: [7:1.00] +; +; BROADWELL-LABEL: test_fnop: +; BROADWELL: # %bb.0: +; BROADWELL-NEXT: #APP +; BROADWELL-NEXT: nop # sched: [1:0.25] +; BROADWELL-NEXT: #NO_APP +; BROADWELL-NEXT: vxorps %xmm0, %xmm0, %xmm0 # sched: [1:1.00] +; BROADWELL-NEXT: retq # sched: [7:1.00] +; +; SKYLAKE-LABEL: test_fnop: +; SKYLAKE: # %bb.0: +; SKYLAKE-NEXT: #APP +; SKYLAKE-NEXT: nop # sched: [1:0.25] +; SKYLAKE-NEXT: #NO_APP +; SKYLAKE-NEXT: vxorps %xmm0, %xmm0, %xmm0 # sched: [1:0.33] +; SKYLAKE-NEXT: retq # sched: [7:1.00] +; +; SKX-LABEL: test_fnop: +; SKX: # %bb.0: +; SKX-NEXT: #APP +; SKX-NEXT: nop # sched: [1:0.25] +; SKX-NEXT: #NO_APP +; SKX-NEXT: vxorps %xmm0, %xmm0, %xmm0 # sched: [1:0.33] +; SKX-NEXT: retq # sched: [7:1.00] +; +; BTVER2-LABEL: test_fnop: +; BTVER2: # %bb.0: +; BTVER2-NEXT: vxorps %xmm0, %xmm0, %xmm0 # sched: [1:0.50] +; BTVER2-NEXT: #APP +; BTVER2-NEXT: nop # sched: [1:?] +; BTVER2-NEXT: #NO_APP +; BTVER2-NEXT: retq # sched: [4:1.00] +; +; ZNVER1-LABEL: test_fnop: +; ZNVER1: # %bb.0: +; ZNVER1-NEXT: vxorps %xmm0, %xmm0, %xmm0 # sched: [1:0.25] +; ZNVER1-NEXT: #APP +; ZNVER1-NEXT: nop # sched: [1:?] +; ZNVER1-NEXT: #NO_APP +; ZNVER1-NEXT: retq # sched: [1:0.50] + tail call void asm sideeffect "nop", ""() nounwind + ret <4 x float> zeroinitializer +} + !0 = !{i32 1} |
