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|
; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=gfx908 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN %s
; GCN-LABEL: {{^}}kernel_32_agprs:
; GCN: .amdhsa_next_free_vgpr 32
; GCN: NumVgprs: 9
; GCN: NumAgprs: 32
; GCN: TotalNumVgprs: 32
; GCN: VGPRBlocks: 7
; GCN: NumVGPRsForWavesPerEU: 32
; GCN: Occupancy: 8
define amdgpu_kernel void @kernel_32_agprs() {
bb:
call void asm sideeffect "", "~{v8}" ()
call void asm sideeffect "", "~{a31}" ()
ret void
}
; GCN-LABEL: {{^}}kernel_0_agprs:
; GCN: .amdhsa_next_free_vgpr 1
; GCN: NumVgprs: 1
; GCN: NumAgprs: 0
; GCN: TotalNumVgprs: 1
; GCN: VGPRBlocks: 0
; GCN: NumVGPRsForWavesPerEU: 1
; GCN: Occupancy: 10
define amdgpu_kernel void @kernel_0_agprs() {
bb:
call void asm sideeffect "", "~{v0}" ()
ret void
}
; GCN-LABEL: {{^}}kernel_40_vgprs:
; GCN: .amdhsa_next_free_vgpr 40
; GCN: NumVgprs: 40
; GCN: NumAgprs: 16
; GCN: TotalNumVgprs: 40
; GCN: VGPRBlocks: 9
; GCN: NumVGPRsForWavesPerEU: 40
; GCN: Occupancy: 6
define amdgpu_kernel void @kernel_40_vgprs() {
bb:
call void asm sideeffect "", "~{v39}" ()
call void asm sideeffect "", "~{a15}" ()
ret void
}
; GCN-LABEL: {{^}}func_32_agprs:
; GCN: NumVgprs: 9
; GCN: NumAgprs: 32
; GCN: TotalNumVgprs: 32
define void @func_32_agprs() #0 {
bb:
call void asm sideeffect "", "~{v8}" ()
call void asm sideeffect "", "~{a31}" ()
ret void
}
; GCN-LABEL: {{^}}func_32_vgprs:
; GCN: NumVgprs: 32
; GCN: NumAgprs: 9
; GCN: TotalNumVgprs: 32
define void @func_32_vgprs() {
bb:
call void asm sideeffect "", "~{v31}" ()
call void asm sideeffect "", "~{a8}" ()
ret void
}
; GCN-LABEL: {{^}}func_0_agprs:
; GCN: NumVgprs: 1
; GCN: NumAgprs: 0
; GCN: TotalNumVgprs: 1
define amdgpu_kernel void @func_0_agprs() {
bb:
call void asm sideeffect "", "~{v0}" ()
ret void
}
; GCN-LABEL: {{^}}kernel_max_gprs:
; GCN: .amdhsa_next_free_vgpr 256
; GCN: NumVgprs: 256
; GCN: NumAgprs: 256
; GCN: TotalNumVgprs: 256
; GCN: VGPRBlocks: 63
; GCN: NumVGPRsForWavesPerEU: 256
; GCN: Occupancy: 1
define amdgpu_kernel void @kernel_max_gprs() {
bb:
call void asm sideeffect "", "~{v255}" ()
call void asm sideeffect "", "~{a255}" ()
ret void
}
; GCN-LABEL: {{^}}kernel_call_func_32_agprs:
; GCN: .amdhsa_next_free_vgpr 32
; GCN: NumVgprs: 9
; GCN: NumAgprs: 32
; GCN: TotalNumVgprs: 32
; GCN: VGPRBlocks: 7
; GCN: NumVGPRsForWavesPerEU: 32
; GCN: Occupancy: 8
define amdgpu_kernel void @kernel_call_func_32_agprs() {
bb:
call void @func_32_agprs() #0
ret void
}
; GCN-LABEL: {{^}}func_call_func_32_agprs:
; GCN: NumVgprs: 9
; GCN: NumAgprs: 32
; GCN: TotalNumVgprs: 32
define void @func_call_func_32_agprs() {
bb:
call void @func_32_agprs() #0
ret void
}
declare void @undef_func()
; GCN-LABEL: {{^}}kernel_call_undef_func:
; GCN: .amdhsa_next_free_vgpr 24
; GCN: NumVgprs: 24
; GCN: NumAgprs: 24
; GCN: TotalNumVgprs: 24
; GCN: VGPRBlocks: 5
; GCN: NumVGPRsForWavesPerEU: 24
; GCN: Occupancy: 10
define amdgpu_kernel void @kernel_call_undef_func() {
bb:
call void @undef_func()
ret void
}
attributes #0 = { nounwind noinline }
|
