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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AMDGPU/readsteadycounter.ll
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

25 lines
1.3 KiB
LLVM

; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx700 < %s | FileCheck %s -check-prefixes=GCN,GFX700
; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx900 < %s | FileCheck %s -check-prefixes=GCN,GFX900
; RUN: llc -global-isel=1 -new-reg-bank-select -mtriple=amdgcn -mcpu=gfx900 < %s | FileCheck %s -check-prefixes=GCN,GFX900
; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx1100 < %s | FileCheck %s -check-prefixes=GCN,GFX1100
; RUN: llc -global-isel=1 -new-reg-bank-select -mtriple=amdgcn -mcpu=gfx1100 < %s | FileCheck %s -check-prefixes=GCN,GFX1100
declare i64 @llvm.readsteadycounter() #0
; GCN-LABEL: {{^}}test_readsteadycounter:
; GFX700: s_mov_b32 s[[REG:[0-9]+]], 0
; GFX900: s_memrealtime s[[[LO:[0-9]+]]:[[HI:[0-9]+]]]
; GFX900: s_memrealtime s[[[LO:[0-9]+]]:[[HI:[0-9]+]]]
; GFX1100: s_sendmsg_rtn_b64 s[[[LO:[0-9]+]]:[[HI:[0-9]+]]], sendmsg(MSG_RTN_GET_REALTIME)
; GFX1100: s_sendmsg_rtn_b64 s[[[LO:[0-9]+]]:[[HI:[0-9]+]]], sendmsg(MSG_RTN_GET_REALTIME)
define amdgpu_kernel void @test_readsteadycounter(ptr addrspace(1) %out) #0 {
%cycle0 = call i64 @llvm.readsteadycounter()
store volatile i64 %cycle0, ptr addrspace(1) %out
%cycle1 = call i64 @llvm.readsteadycounter()
store volatile i64 %cycle1, ptr addrspace(1) %out
ret void
}
attributes #0 = { nounwind }