From 864718c6661681e6351af461e4bf1330715cccf8 Mon Sep 17 00:00:00 2001 From: Konstantin Zhuravlyov Date: Tue, 6 Sep 2016 20:29:10 +0000 Subject: [PATCH] [AMDGPU] Wave and register controls - Add missing test llvm-svn: 280749 --- .../CodeGen/AMDGPU/attr-amdgpu-waves-per-eu.ll | 190 +++++++++++++++++++++ 1 file changed, 190 insertions(+) create mode 100644 llvm/test/CodeGen/AMDGPU/attr-amdgpu-waves-per-eu.ll diff --git a/llvm/test/CodeGen/AMDGPU/attr-amdgpu-waves-per-eu.ll b/llvm/test/CodeGen/AMDGPU/attr-amdgpu-waves-per-eu.ll new file mode 100644 index 0000000..86c2254 --- /dev/null +++ b/llvm/test/CodeGen/AMDGPU/attr-amdgpu-waves-per-eu.ll @@ -0,0 +1,190 @@ +; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=fiji -verify-machineinstrs < %s | FileCheck %s + +; Exactly 1 wave per execution unit. +; CHECK-LABEL: {{^}}empty_exactly_1: +; CHECK: SGPRBlocks: 12 +; CHECK: VGPRBlocks: 32 +; CHECK: NumSGPRsForWavesPerEU: 97 +; CHECK: NumVGPRsForWavesPerEU: 129 +define void @empty_exactly_1() #0 { +entry: + ret void +} +attributes #0 = {"amdgpu-waves-per-eu"="1,1"} + +; Exactly 5 waves per execution unit. +; CHECK-LABEL: {{^}}empty_exactly_5: +; CHECK: SGPRBlocks: 12 +; CHECK: VGPRBlocks: 10 +; CHECK: NumSGPRsForWavesPerEU: 97 +; CHECK: NumVGPRsForWavesPerEU: 41 +define void @empty_exactly_5() #1 { +entry: + ret void +} +attributes #1 = {"amdgpu-waves-per-eu"="5,5"} + +; Exactly 10 waves per execution unit. +; CHECK-LABEL: {{^}}empty_exactly_10: +; CHECK: SGPRBlocks: 0 +; CHECK: VGPRBlocks: 0 +; CHECK: NumSGPRsForWavesPerEU: 1 +; CHECK: NumVGPRsForWavesPerEU: 1 +define void @empty_exactly_10() #2 { +entry: + ret void +} +attributes #2 = {"amdgpu-waves-per-eu"="10,10"} + +; At least 1 wave per execution unit. +; CHECK-LABEL: {{^}}empty_at_least_1: +; CHECK: SGPRBlocks: 0 +; CHECK: VGPRBlocks: 0 +; CHECK: NumSGPRsForWavesPerEU: 1 +; CHECK: NumVGPRsForWavesPerEU: 1 +define void @empty_at_least_1() #3 { +entry: + ret void +} +attributes #3 = {"amdgpu-waves-per-eu"="1"} + +; At least 5 waves per execution unit. +; CHECK-LABEL: {{^}}empty_at_least_5: +; CHECK: SGPRBlocks: 0 +; CHECK: VGPRBlocks: 0 +; CHECK: NumSGPRsForWavesPerEU: 1 +; CHECK: NumVGPRsForWavesPerEU: 1 +define void @empty_at_least_5() #4 { +entry: + ret void +} +attributes #4 = {"amdgpu-waves-per-eu"="5"} + +; At least 10 waves per execution unit. +; CHECK-LABEL: {{^}}empty_at_least_10: +; CHECK: SGPRBlocks: 0 +; CHECK: VGPRBlocks: 0 +; CHECK: NumSGPRsForWavesPerEU: 1 +; CHECK: NumVGPRsForWavesPerEU: 1 +define void @empty_at_least_10() #5 { +entry: + ret void +} +attributes #5 = {"amdgpu-waves-per-eu"="10"} + +; At most 1 wave per execution unit (same as @empty_exactly_1). + +; At most 5 waves per execution unit. +; CHECK-LABEL: {{^}}empty_at_most_5: +; CHECK: SGPRBlocks: 12 +; CHECK: VGPRBlocks: 10 +; CHECK: NumSGPRsForWavesPerEU: 97 +; CHECK: NumVGPRsForWavesPerEU: 41 +define void @empty_at_most_5() #6 { +entry: + ret void +} +attributes #6 = {"amdgpu-waves-per-eu"="1,5"} + +; At most 10 waves per execution unit. +; CHECK-LABEL: {{^}}empty_at_most_10: +; CHECK: SGPRBlocks: 0 +; CHECK: VGPRBlocks: 0 +; CHECK: NumSGPRsForWavesPerEU: 1 +; CHECK: NumVGPRsForWavesPerEU: 1 +define void @empty_at_most_10() #7 { +entry: + ret void +} +attributes #7 = {"amdgpu-waves-per-eu"="1,10"} + +; Between 1 and 5 waves per execution unit (same as @empty_at_most_5). + +; Between 5 and 10 waves per execution unit. +; CHECK-LABEL: {{^}}empty_between_5_and_10: +; CHECK: SGPRBlocks: 0 +; CHECK: VGPRBlocks: 0 +; CHECK: NumSGPRsForWavesPerEU: 1 +; CHECK: NumVGPRsForWavesPerEU: 1 +define void @empty_between_5_and_10() #8 { +entry: + ret void +} +attributes #8 = {"amdgpu-waves-per-eu"="5,10"} + +@var = addrspace(1) global float 0.0 + +; Exactly 10 waves per execution unit. +; CHECK-LABEL: {{^}}exactly_10: +; CHECK: SGPRBlocks: 2 +; CHECK: VGPRBlocks: 5 +; CHECK: NumSGPRsForWavesPerEU: 19 +; CHECK: NumVGPRsForWavesPerEU: 24 +define void @exactly_10() #9 { + %val0 = load volatile float, float addrspace(1)* @var + %val1 = load volatile float, float addrspace(1)* @var + %val2 = load volatile float, float addrspace(1)* @var + %val3 = load volatile float, float addrspace(1)* @var + %val4 = load volatile float, float addrspace(1)* @var + %val5 = load volatile float, float addrspace(1)* @var + %val6 = load volatile float, float addrspace(1)* @var + %val7 = load volatile float, float addrspace(1)* @var + %val8 = load volatile float, float addrspace(1)* @var + %val9 = load volatile float, float addrspace(1)* @var + %val10 = load volatile float, float addrspace(1)* @var + %val11 = load volatile float, float addrspace(1)* @var + %val12 = load volatile float, float addrspace(1)* @var + %val13 = load volatile float, float addrspace(1)* @var + %val14 = load volatile float, float addrspace(1)* @var + %val15 = load volatile float, float addrspace(1)* @var + %val16 = load volatile float, float addrspace(1)* @var + %val17 = load volatile float, float addrspace(1)* @var + %val18 = load volatile float, float addrspace(1)* @var + %val19 = load volatile float, float addrspace(1)* @var + %val20 = load volatile float, float addrspace(1)* @var + %val21 = load volatile float, float addrspace(1)* @var + %val22 = load volatile float, float addrspace(1)* @var + %val23 = load volatile float, float addrspace(1)* @var + %val24 = load volatile float, float addrspace(1)* @var + %val25 = load volatile float, float addrspace(1)* @var + %val26 = load volatile float, float addrspace(1)* @var + %val27 = load volatile float, float addrspace(1)* @var + %val28 = load volatile float, float addrspace(1)* @var + %val29 = load volatile float, float addrspace(1)* @var + %val30 = load volatile float, float addrspace(1)* @var + + store volatile float %val0, float addrspace(1)* @var + store volatile float %val1, float addrspace(1)* @var + store volatile float %val2, float addrspace(1)* @var + store volatile float %val3, float addrspace(1)* @var + store volatile float %val4, float addrspace(1)* @var + store volatile float %val5, float addrspace(1)* @var + store volatile float %val6, float addrspace(1)* @var + store volatile float %val7, float addrspace(1)* @var + store volatile float %val8, float addrspace(1)* @var + store volatile float %val9, float addrspace(1)* @var + store volatile float %val10, float addrspace(1)* @var + store volatile float %val11, float addrspace(1)* @var + store volatile float %val12, float addrspace(1)* @var + store volatile float %val13, float addrspace(1)* @var + store volatile float %val14, float addrspace(1)* @var + store volatile float %val15, float addrspace(1)* @var + store volatile float %val16, float addrspace(1)* @var + store volatile float %val17, float addrspace(1)* @var + store volatile float %val18, float addrspace(1)* @var + store volatile float %val19, float addrspace(1)* @var + store volatile float %val20, float addrspace(1)* @var + store volatile float %val21, float addrspace(1)* @var + store volatile float %val22, float addrspace(1)* @var + store volatile float %val23, float addrspace(1)* @var + store volatile float %val24, float addrspace(1)* @var + store volatile float %val25, float addrspace(1)* @var + store volatile float %val26, float addrspace(1)* @var + store volatile float %val27, float addrspace(1)* @var + store volatile float %val28, float addrspace(1)* @var + store volatile float %val29, float addrspace(1)* @var + store volatile float %val30, float addrspace(1)* @var + + ret void +} +attributes #9 = {"amdgpu-waves-per-eu"="10,10"} -- 2.7.4