mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
7c9c6ed761
Essentially the same as the GEP change in r230786.
A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)
import fileinput
import sys
import re
pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")
for line in sys.stdin:
sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
273 lines
13 KiB
LLVM
273 lines
13 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=bonaire -verify-machineinstrs -mattr=+load-store-opt -enable-misched < %s | FileCheck -check-prefix=SI %s
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@lds = addrspace(3) global [512 x float] undef, align 4
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@lds.f64 = addrspace(3) global [512 x double] undef, align 8
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; SI-LABEL: @simple_read2st64_f32_0_1
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; SI: ds_read2st64_b32 v{{\[}}[[LO_VREG:[0-9]+]]:[[HI_VREG:[0-9]+]]{{\]}}, v{{[0-9]+}} offset0:0 offset1:1
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; SI: s_waitcnt lgkmcnt(0)
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; SI: v_add_f32_e32 [[RESULT:v[0-9]+]], v[[HI_VREG]], v[[LO_VREG]]
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; SI: buffer_store_dword [[RESULT]]
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; SI: s_endpgm
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define void @simple_read2st64_f32_0_1(float addrspace(1)* %out) #0 {
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%x.i = tail call i32 @llvm.r600.read.tidig.x() #1
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%arrayidx0 = getelementptr inbounds [512 x float], [512 x float] addrspace(3)* @lds, i32 0, i32 %x.i
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%val0 = load float, float addrspace(3)* %arrayidx0, align 4
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%add.x = add nsw i32 %x.i, 64
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%arrayidx1 = getelementptr inbounds [512 x float], [512 x float] addrspace(3)* @lds, i32 0, i32 %add.x
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%val1 = load float, float addrspace(3)* %arrayidx1, align 4
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%sum = fadd float %val0, %val1
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i32 %x.i
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store float %sum, float addrspace(1)* %out.gep, align 4
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ret void
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}
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; SI-LABEL: @simple_read2st64_f32_1_2
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; SI: ds_read2st64_b32 v{{\[}}[[LO_VREG:[0-9]+]]:[[HI_VREG:[0-9]+]]{{\]}}, v{{[0-9]+}} offset0:1 offset1:2
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; SI: s_waitcnt lgkmcnt(0)
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; SI: v_add_f32_e32 [[RESULT:v[0-9]+]], v[[HI_VREG]], v[[LO_VREG]]
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; SI: buffer_store_dword [[RESULT]]
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; SI: s_endpgm
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define void @simple_read2st64_f32_1_2(float addrspace(1)* %out, float addrspace(3)* %lds) #0 {
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%x.i = tail call i32 @llvm.r600.read.tidig.x() #1
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%add.x.0 = add nsw i32 %x.i, 64
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%arrayidx0 = getelementptr inbounds float, float addrspace(3)* %lds, i32 %add.x.0
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%val0 = load float, float addrspace(3)* %arrayidx0, align 4
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%add.x.1 = add nsw i32 %x.i, 128
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%arrayidx1 = getelementptr inbounds float, float addrspace(3)* %lds, i32 %add.x.1
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%val1 = load float, float addrspace(3)* %arrayidx1, align 4
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%sum = fadd float %val0, %val1
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i32 %x.i
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store float %sum, float addrspace(1)* %out.gep, align 4
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ret void
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}
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; SI-LABEL: @simple_read2st64_f32_max_offset
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; SI: ds_read2st64_b32 v{{\[}}[[LO_VREG:[0-9]+]]:[[HI_VREG:[0-9]+]]{{\]}}, v{{[0-9]+}} offset0:1 offset1:255
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; SI: s_waitcnt lgkmcnt(0)
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; SI: v_add_f32_e32 [[RESULT:v[0-9]+]], v[[HI_VREG]], v[[LO_VREG]]
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; SI: buffer_store_dword [[RESULT]]
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; SI: s_endpgm
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define void @simple_read2st64_f32_max_offset(float addrspace(1)* %out, float addrspace(3)* %lds) #0 {
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%x.i = tail call i32 @llvm.r600.read.tidig.x() #1
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%add.x.0 = add nsw i32 %x.i, 64
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%arrayidx0 = getelementptr inbounds float, float addrspace(3)* %lds, i32 %add.x.0
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%val0 = load float, float addrspace(3)* %arrayidx0, align 4
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%add.x.1 = add nsw i32 %x.i, 16320
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%arrayidx1 = getelementptr inbounds float, float addrspace(3)* %lds, i32 %add.x.1
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%val1 = load float, float addrspace(3)* %arrayidx1, align 4
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%sum = fadd float %val0, %val1
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i32 %x.i
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store float %sum, float addrspace(1)* %out.gep, align 4
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ret void
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}
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; SI-LABEL: @simple_read2st64_f32_over_max_offset
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; SI-NOT: ds_read2st64_b32
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; SI: v_add_i32_e32 [[BIGADD:v[0-9]+]], 0x10000, {{v[0-9]+}}
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; SI: ds_read_b32 {{v[0-9]+}}, {{v[0-9]+}} offset:256
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; SI: ds_read_b32 {{v[0-9]+}}, [[BIGADD]]
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; SI: s_endpgm
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define void @simple_read2st64_f32_over_max_offset(float addrspace(1)* %out, float addrspace(3)* %lds) #0 {
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%x.i = tail call i32 @llvm.r600.read.tidig.x() #1
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%add.x.0 = add nsw i32 %x.i, 64
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%arrayidx0 = getelementptr inbounds float, float addrspace(3)* %lds, i32 %add.x.0
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%val0 = load float, float addrspace(3)* %arrayidx0, align 4
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%add.x.1 = add nsw i32 %x.i, 16384
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%arrayidx1 = getelementptr inbounds float, float addrspace(3)* %lds, i32 %add.x.1
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%val1 = load float, float addrspace(3)* %arrayidx1, align 4
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%sum = fadd float %val0, %val1
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i32 %x.i
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store float %sum, float addrspace(1)* %out.gep, align 4
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ret void
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}
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; SI-LABEL: @odd_invalid_read2st64_f32_0
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; SI-NOT: ds_read2st64_b32
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; SI: s_endpgm
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define void @odd_invalid_read2st64_f32_0(float addrspace(1)* %out) #0 {
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%x.i = tail call i32 @llvm.r600.read.tidig.x() #1
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%arrayidx0 = getelementptr inbounds [512 x float], [512 x float] addrspace(3)* @lds, i32 0, i32 %x.i
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%val0 = load float, float addrspace(3)* %arrayidx0, align 4
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%add.x = add nsw i32 %x.i, 63
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%arrayidx1 = getelementptr inbounds [512 x float], [512 x float] addrspace(3)* @lds, i32 0, i32 %add.x
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%val1 = load float, float addrspace(3)* %arrayidx1, align 4
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%sum = fadd float %val0, %val1
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i32 %x.i
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store float %sum, float addrspace(1)* %out.gep, align 4
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ret void
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}
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; SI-LABEL: @odd_invalid_read2st64_f32_1
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; SI-NOT: ds_read2st64_b32
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; SI: s_endpgm
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define void @odd_invalid_read2st64_f32_1(float addrspace(1)* %out) #0 {
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%x.i = tail call i32 @llvm.r600.read.tidig.x() #1
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%add.x.0 = add nsw i32 %x.i, 64
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%arrayidx0 = getelementptr inbounds [512 x float], [512 x float] addrspace(3)* @lds, i32 0, i32 %add.x.0
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%val0 = load float, float addrspace(3)* %arrayidx0, align 4
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%add.x.1 = add nsw i32 %x.i, 127
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%arrayidx1 = getelementptr inbounds [512 x float], [512 x float] addrspace(3)* @lds, i32 0, i32 %add.x.1
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%val1 = load float, float addrspace(3)* %arrayidx1, align 4
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%sum = fadd float %val0, %val1
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i32 %x.i
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store float %sum, float addrspace(1)* %out.gep, align 4
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ret void
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}
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; SI-LABEL: @simple_read2st64_f64_0_1
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; SI: ds_read2st64_b64 v{{\[}}[[LO_VREG:[0-9]+]]:[[HI_VREG:[0-9]+]]{{\]}}, v{{[0-9]+}} offset0:0 offset1:1
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; SI: s_waitcnt lgkmcnt(0)
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; SI: v_add_f64 [[RESULT:v\[[0-9]+:[0-9]+\]]], v{{\[}}[[LO_VREG]]:{{[0-9]+\]}}, v{{\[[0-9]+}}:[[HI_VREG]]{{\]}}
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; SI: buffer_store_dwordx2 [[RESULT]]
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; SI: s_endpgm
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define void @simple_read2st64_f64_0_1(double addrspace(1)* %out) #0 {
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%x.i = tail call i32 @llvm.r600.read.tidig.x() #1
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%arrayidx0 = getelementptr inbounds [512 x double], [512 x double] addrspace(3)* @lds.f64, i32 0, i32 %x.i
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%val0 = load double, double addrspace(3)* %arrayidx0, align 8
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%add.x = add nsw i32 %x.i, 64
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%arrayidx1 = getelementptr inbounds [512 x double], [512 x double] addrspace(3)* @lds.f64, i32 0, i32 %add.x
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%val1 = load double, double addrspace(3)* %arrayidx1, align 8
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%sum = fadd double %val0, %val1
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%out.gep = getelementptr inbounds double, double addrspace(1)* %out, i32 %x.i
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store double %sum, double addrspace(1)* %out.gep, align 8
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ret void
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}
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; SI-LABEL: @simple_read2st64_f64_1_2
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; SI: ds_read2st64_b64 v{{\[}}[[LO_VREG:[0-9]+]]:[[HI_VREG:[0-9]+]]{{\]}}, v{{[0-9]+}} offset0:1 offset1:2
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; SI: s_waitcnt lgkmcnt(0)
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; SI: v_add_f64 [[RESULT:v\[[0-9]+:[0-9]+\]]], v{{\[}}[[LO_VREG]]:{{[0-9]+\]}}, v{{\[[0-9]+}}:[[HI_VREG]]{{\]}}
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; SI: buffer_store_dwordx2 [[RESULT]]
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; SI: s_endpgm
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define void @simple_read2st64_f64_1_2(double addrspace(1)* %out, double addrspace(3)* %lds) #0 {
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%x.i = tail call i32 @llvm.r600.read.tidig.x() #1
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%add.x.0 = add nsw i32 %x.i, 64
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%arrayidx0 = getelementptr inbounds double, double addrspace(3)* %lds, i32 %add.x.0
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%val0 = load double, double addrspace(3)* %arrayidx0, align 8
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%add.x.1 = add nsw i32 %x.i, 128
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%arrayidx1 = getelementptr inbounds double, double addrspace(3)* %lds, i32 %add.x.1
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%val1 = load double, double addrspace(3)* %arrayidx1, align 8
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%sum = fadd double %val0, %val1
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%out.gep = getelementptr inbounds double, double addrspace(1)* %out, i32 %x.i
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store double %sum, double addrspace(1)* %out.gep, align 8
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ret void
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}
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; Alignment only
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; SI-LABEL: @misaligned_read2st64_f64
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; SI: ds_read2_b32 v{{\[[0-9]+:[0-9]+\]}}, {{v[0-9]+}} offset0:0 offset1:1
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; SI: ds_read2_b32 v{{\[[0-9]+:[0-9]+\]}}, {{v[0-9]+}} offset0:128 offset1:129
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; SI: s_endpgm
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define void @misaligned_read2st64_f64(double addrspace(1)* %out, double addrspace(3)* %lds) #0 {
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%x.i = tail call i32 @llvm.r600.read.tidig.x() #1
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%arrayidx0 = getelementptr inbounds double, double addrspace(3)* %lds, i32 %x.i
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%val0 = load double, double addrspace(3)* %arrayidx0, align 4
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%add.x = add nsw i32 %x.i, 64
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%arrayidx1 = getelementptr inbounds double, double addrspace(3)* %lds, i32 %add.x
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%val1 = load double, double addrspace(3)* %arrayidx1, align 4
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%sum = fadd double %val0, %val1
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%out.gep = getelementptr inbounds double, double addrspace(1)* %out, i32 %x.i
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store double %sum, double addrspace(1)* %out.gep, align 4
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ret void
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}
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; The maximum is not the usual 0xff because 0xff * 8 * 64 > 0xffff
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; SI-LABEL: @simple_read2st64_f64_max_offset
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; SI: ds_read2st64_b64 v{{\[}}[[LO_VREG:[0-9]+]]:[[HI_VREG:[0-9]+]]{{\]}}, v{{[0-9]+}} offset0:4 offset1:127
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; SI: s_waitcnt lgkmcnt(0)
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; SI: v_add_f64 [[RESULT:v\[[0-9]+:[0-9]+\]]], v{{\[}}[[LO_VREG]]:{{[0-9]+\]}}, v{{\[[0-9]+}}:[[HI_VREG]]{{\]}}
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; SI: buffer_store_dwordx2 [[RESULT]]
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; SI: s_endpgm
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define void @simple_read2st64_f64_max_offset(double addrspace(1)* %out, double addrspace(3)* %lds) #0 {
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%x.i = tail call i32 @llvm.r600.read.tidig.x() #1
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%add.x.0 = add nsw i32 %x.i, 256
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%arrayidx0 = getelementptr inbounds double, double addrspace(3)* %lds, i32 %add.x.0
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%val0 = load double, double addrspace(3)* %arrayidx0, align 8
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%add.x.1 = add nsw i32 %x.i, 8128
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%arrayidx1 = getelementptr inbounds double, double addrspace(3)* %lds, i32 %add.x.1
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%val1 = load double, double addrspace(3)* %arrayidx1, align 8
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%sum = fadd double %val0, %val1
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%out.gep = getelementptr inbounds double, double addrspace(1)* %out, i32 %x.i
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store double %sum, double addrspace(1)* %out.gep, align 8
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ret void
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}
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; SI-LABEL: @simple_read2st64_f64_over_max_offset
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; SI-NOT: ds_read2st64_b64
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; SI: v_add_i32_e32 [[BIGADD:v[0-9]+]], 0x10000, {{v[0-9]+}}
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; SI: ds_read_b64 {{v\[[0-9]+:[0-9]+\]}}, {{v[0-9]+}} offset:512
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; SI: ds_read_b64 {{v\[[0-9]+:[0-9]+\]}}, [[BIGADD]]
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; SI: s_endpgm
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define void @simple_read2st64_f64_over_max_offset(double addrspace(1)* %out, double addrspace(3)* %lds) #0 {
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%x.i = tail call i32 @llvm.r600.read.tidig.x() #1
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%add.x.0 = add nsw i32 %x.i, 64
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%arrayidx0 = getelementptr inbounds double, double addrspace(3)* %lds, i32 %add.x.0
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%val0 = load double, double addrspace(3)* %arrayidx0, align 8
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%add.x.1 = add nsw i32 %x.i, 8192
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%arrayidx1 = getelementptr inbounds double, double addrspace(3)* %lds, i32 %add.x.1
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%val1 = load double, double addrspace(3)* %arrayidx1, align 8
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%sum = fadd double %val0, %val1
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%out.gep = getelementptr inbounds double, double addrspace(1)* %out, i32 %x.i
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store double %sum, double addrspace(1)* %out.gep, align 8
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ret void
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}
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; SI-LABEL: @invalid_read2st64_f64_odd_offset
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; SI-NOT: ds_read2st64_b64
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; SI: s_endpgm
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define void @invalid_read2st64_f64_odd_offset(double addrspace(1)* %out, double addrspace(3)* %lds) #0 {
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%x.i = tail call i32 @llvm.r600.read.tidig.x() #1
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%add.x.0 = add nsw i32 %x.i, 64
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%arrayidx0 = getelementptr inbounds double, double addrspace(3)* %lds, i32 %add.x.0
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%val0 = load double, double addrspace(3)* %arrayidx0, align 8
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%add.x.1 = add nsw i32 %x.i, 8129
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%arrayidx1 = getelementptr inbounds double, double addrspace(3)* %lds, i32 %add.x.1
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%val1 = load double, double addrspace(3)* %arrayidx1, align 8
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%sum = fadd double %val0, %val1
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%out.gep = getelementptr inbounds double, double addrspace(1)* %out, i32 %x.i
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store double %sum, double addrspace(1)* %out.gep, align 8
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ret void
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}
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; The stride of 8 elements is 8 * 8 bytes. We need to make sure the
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; stride in elements, not bytes, is a multiple of 64.
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; SI-LABEL: @byte_size_only_divisible_64_read2_f64
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; SI-NOT: ds_read2st_b64
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; SI: ds_read2_b64 v{{\[[0-9]+:[0-9]+\]}}, v{{[0-9]+}} offset0:0 offset1:8
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; SI: s_endpgm
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define void @byte_size_only_divisible_64_read2_f64(double addrspace(1)* %out, double addrspace(3)* %lds) #0 {
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%x.i = tail call i32 @llvm.r600.read.tidig.x() #1
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%arrayidx0 = getelementptr inbounds double, double addrspace(3)* %lds, i32 %x.i
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%val0 = load double, double addrspace(3)* %arrayidx0, align 8
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%add.x = add nsw i32 %x.i, 8
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%arrayidx1 = getelementptr inbounds double, double addrspace(3)* %lds, i32 %add.x
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%val1 = load double, double addrspace(3)* %arrayidx1, align 8
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%sum = fadd double %val0, %val1
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%out.gep = getelementptr inbounds double, double addrspace(1)* %out, i32 %x.i
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store double %sum, double addrspace(1)* %out.gep, align 4
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ret void
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}
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; Function Attrs: nounwind readnone
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declare i32 @llvm.r600.read.tgid.x() #1
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; Function Attrs: nounwind readnone
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declare i32 @llvm.r600.read.tgid.y() #1
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; Function Attrs: nounwind readnone
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declare i32 @llvm.r600.read.tidig.x() #1
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; Function Attrs: nounwind readnone
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declare i32 @llvm.r600.read.tidig.y() #1
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; Function Attrs: noduplicate nounwind
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declare void @llvm.AMDGPU.barrier.local() #2
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attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { nounwind readnone }
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attributes #2 = { noduplicate nounwind }
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