forked from OSchip/llvm-project
86 lines
3.4 KiB
LLVM
86 lines
3.4 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=SI -mattr=-promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-ALLOCA -check-prefix=SI %s
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; RUN: llc -march=amdgcn -mcpu=SI -mattr=+promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-PROMOTE -check-prefix=SI %s
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; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-ALLOCA -check-prefix=SI %s
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; RUN: llc -march=amdgcn -mcpu=tonga -mattr=+promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-PROMOTE -check-prefix=SI %s
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declare void @llvm.amdgcn.s.barrier() #1
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; SI-LABEL: {{^}}private_access_f64_alloca:
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; SI-ALLOCA: buffer_store_dwordx2
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; SI-ALLOCA: buffer_load_dwordx2
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; SI-PROMOTE: ds_write_b64
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; SI-PROMOTE: ds_read_b64
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define void @private_access_f64_alloca(double addrspace(1)* noalias %out, double addrspace(1)* noalias %in, i32 %b) #1 {
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%val = load double, double addrspace(1)* %in, align 8
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%array = alloca double, i32 16, align 8
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%ptr = getelementptr inbounds double, double* %array, i32 %b
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store double %val, double* %ptr, align 8
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call void @llvm.amdgcn.s.barrier()
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%result = load double, double* %ptr, align 8
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store double %result, double addrspace(1)* %out, align 8
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ret void
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}
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; SI-LABEL: {{^}}private_access_v2f64_alloca:
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; SI-ALLOCA: buffer_store_dwordx4
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; SI-ALLOCA: buffer_load_dwordx4
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; SI-PROMOTE: ds_write_b64
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; SI-PROMOTE: ds_write_b64
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; SI-PROMOTE: ds_read_b64
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; SI-PROMOTE: ds_read_b64
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define void @private_access_v2f64_alloca(<2 x double> addrspace(1)* noalias %out, <2 x double> addrspace(1)* noalias %in, i32 %b) #1 {
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%val = load <2 x double>, <2 x double> addrspace(1)* %in, align 16
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%array = alloca <2 x double>, i32 16, align 16
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%ptr = getelementptr inbounds <2 x double>, <2 x double>* %array, i32 %b
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store <2 x double> %val, <2 x double>* %ptr, align 16
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call void @llvm.amdgcn.s.barrier()
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%result = load <2 x double>, <2 x double>* %ptr, align 16
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store <2 x double> %result, <2 x double> addrspace(1)* %out, align 16
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ret void
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}
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; SI-LABEL: {{^}}private_access_i64_alloca:
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; SI-ALLOCA: buffer_store_dwordx2
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; SI-ALLOCA: buffer_load_dwordx2
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; SI-PROMOTE: ds_write_b64
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; SI-PROMOTE: ds_read_b64
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define void @private_access_i64_alloca(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in, i32 %b) #1 {
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%val = load i64, i64 addrspace(1)* %in, align 8
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%array = alloca i64, i32 16, align 8
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%ptr = getelementptr inbounds i64, i64* %array, i32 %b
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store i64 %val, i64* %ptr, align 8
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call void @llvm.amdgcn.s.barrier()
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%result = load i64, i64* %ptr, align 8
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store i64 %result, i64 addrspace(1)* %out, align 8
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ret void
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}
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; SI-LABEL: {{^}}private_access_v2i64_alloca:
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; SI-ALLOCA: buffer_store_dwordx4
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; SI-ALLOCA: buffer_load_dwordx4
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; SI-PROMOTE: ds_write_b64
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; SI-PROMOTE: ds_write_b64
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; SI-PROMOTE: ds_read_b64
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; SI-PROMOTE: ds_read_b64
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define void @private_access_v2i64_alloca(<2 x i64> addrspace(1)* noalias %out, <2 x i64> addrspace(1)* noalias %in, i32 %b) #1 {
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%val = load <2 x i64>, <2 x i64> addrspace(1)* %in, align 16
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%array = alloca <2 x i64>, i32 16, align 16
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%ptr = getelementptr inbounds <2 x i64>, <2 x i64>* %array, i32 %b
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store <2 x i64> %val, <2 x i64>* %ptr, align 16
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call void @llvm.amdgcn.s.barrier()
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%result = load <2 x i64>, <2 x i64>* %ptr, align 16
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store <2 x i64> %result, <2 x i64> addrspace(1)* %out, align 16
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ret void
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}
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attributes #0 = { nounwind }
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attributes #1 = { nounwind convergent }
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