67 lines
2 KiB
LLVM
67 lines
2 KiB
LLVM
; Test the ADA section in the assembly output for all cases.
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;
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; RUN: llc < %s -mtriple=s390x-ibm-zos | FileCheck %s
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; CHECK-LABEL: DoIt:
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; CHECK: stmg 6, 7, 1840(4)
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; CHECK: aghi 4, -224
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; CHECK: lg 1, 0(5)
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; CHECK: lg 6, 16(5)
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; CHECK: lg 5, 8(5)
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; CHECK: stg 1, 2264(4)
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; CHECK: basr 7, 6
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; CHECK: bcr 0, 0
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; CHECK: lg 7, 2072(4)
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; CHECK: aghi 4, 224
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; CHECK: b 2(7)
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define hidden void @DoIt() {
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entry:
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%F = alloca ptr, align 8
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store ptr @DoFunc, ptr %F, align 8
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%0 = load ptr, ptr %F, align 8
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call void @Caller(ptr noundef %0)
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ret void
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}
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declare void @DoFunc()
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declare void @Caller(ptr noundef)
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; CHECK-LABEL: get_i:
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; CHECK: stmg 6, 8, 1872(4)
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; CHECK: aghi 4, -192
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; CHECK: lg 1, 24(5)
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; CHECK: lg 2, 32(5)
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; CHECK: lgf 1, 0(1)
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; CHECK: lg 6, 48(5)
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; CHECK: lg 5, 40(5)
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; CHECK: l 8, 0(2)
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; CHECK: basr 7, 6
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; CHECK: bcr 0, 0
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; CHECK: ar 3, 8
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; CHECK: lgfr 3, 3
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; CHECK: lmg 7, 8, 2072(4)
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; CHECK: aghi 4, 192
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; CHECK: b 2(7)
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@i = external global i32, align 4
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@i2 = external global i32, align 4
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define signext i32 @get_i() {
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entry:
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%0 = load i32, ptr @i, align 4
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%1 = load i32, ptr @i2, align 4
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%call = call signext i32 @callout(i32 signext %1)
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%add = add nsw i32 %0, %call
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ret i32 %add
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}
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declare signext i32 @callout(i32 signext)
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; CHECK: .section ".ada"
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; CHECK: .set @@DoFunc@indirect0, DoFunc
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; CHECK: .indirect_symbol @@DoFunc@indirect0
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; CHECK: .quad V(@@DoFunc@indirect0) * Offset 0 pointer to function descriptor DoFunc
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; CHECK: .quad R(Caller) * Offset 8 function descriptor of Caller
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; CHECK: .quad V(Caller)
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; CHECK: .quad A(i2) * Offset 24 pointer to data symbol i2
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; CHECK: .quad A(i) * Offset 32 pointer to data symbol i
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; CHECK: .quad R(callout) * Offset 40 function descriptor of callout
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; CHECK: .quad V(callout)
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