[amdgpu] Fix REL32 relocations with negative offsets.
Summary: - The offset should be treated as a signed one.
Reviewers: rampitec, arsenm
Subscribers: kzhuravl, jvesely, wdng, nhaehnle, yaxunl, dstuttard, tpr, t-tye, hiraditya, kerbowa, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D82234
2020-06-19 12:09:20 +08:00
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; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck %s
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2021-03-18 22:00:07 +08:00
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; RUN: llc -march=amdgcn -mcpu=gfx1010 -verify-machineinstrs < %s | FileCheck %s
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[amdgpu] Fix REL32 relocations with negative offsets.
Summary: - The offset should be treated as a signed one.
Reviewers: rampitec, arsenm
Subscribers: kzhuravl, jvesely, wdng, nhaehnle, yaxunl, dstuttard, tpr, t-tye, hiraditya, kerbowa, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D82234
2020-06-19 12:09:20 +08:00
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@g = protected local_unnamed_addr addrspace(4) externally_initialized global i32 0, align 4
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; CHECK-LABEL: rel32_neg_offset:
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; CHECK: s_getpc_b64 s{{\[}}[[LO:[0-9]+]]:[[HI:[0-9]+]]{{]}}
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2021-03-18 22:00:07 +08:00
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; CHECK-NEXT: s_add_u32 s[[LO]], s[[LO]], g@rel32@lo-4
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; CHECK-NEXT: s_addc_u32 s[[HI]], s[[HI]], g@rel32@hi+4
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[amdgpu] Fix REL32 relocations with negative offsets.
Summary: - The offset should be treated as a signed one.
Reviewers: rampitec, arsenm
Subscribers: kzhuravl, jvesely, wdng, nhaehnle, yaxunl, dstuttard, tpr, t-tye, hiraditya, kerbowa, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D82234
2020-06-19 12:09:20 +08:00
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define i32 addrspace(4)* @rel32_neg_offset() {
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%r = getelementptr i32, i32 addrspace(4)* @g, i64 -2
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ret i32 addrspace(4)* %r
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}
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