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llvm-mirror/test/CodeGen/AMDGPU/attr-amdgpu-num-vgpr.ll
Konstantin Zhuravlyov 0da0753352 [AMDGPU] Wave and register controls
- Implemented amdgpu-flat-work-group-size attribute
- Implemented amdgpu-num-active-waves-per-eu attribute
- Implemented amdgpu-num-sgpr attribute
- Implemented amdgpu-num-vgpr attribute
- Dynamic LDS constraints are in a separate patch

Patch by Tom Stellard and Konstantin Zhuravlyov

Differential Revision: https://reviews.llvm.org/D21562

llvm-svn: 280747
2016-09-06 20:22:28 +00:00

76 lines
3.7 KiB
LLVM

; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=fiji -verify-machineinstrs < %s | FileCheck %s
@var = addrspace(1) global float 0.0
; CHECK-LABEL: {{^}}max_20_vgprs:
; CHECK: VGPRBlocks: 4
; CHECK: NumVGPRsForWavesPerEU: 20
define void @max_20_vgprs() #1 {
%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 #1 = {"amdgpu-num-vgpr"="20"}