63 lines
1.9 KiB
LLVM
63 lines
1.9 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
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; RUN: llc -verify-machineinstrs -mtriple=powerpc-unknown-linux-gnu < %s | FileCheck %s
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; Test case adapted from PR40922.
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@a.b = internal global i32 0, align 4
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define i32 @a() {
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; CHECK-LABEL: a:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mflr 0
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; CHECK-NEXT: stwu 1, -32(1)
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; CHECK-NEXT: stw 0, 36(1)
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; CHECK-NEXT: .cfi_def_cfa_offset 32
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; CHECK-NEXT: .cfi_offset lr, 4
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; CHECK-NEXT: .cfi_offset r29, -12
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; CHECK-NEXT: .cfi_offset r30, -8
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; CHECK-NEXT: stw 29, 20(1) # 4-byte Folded Spill
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; CHECK-NEXT: stw 30, 24(1) # 4-byte Folded Spill
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; CHECK-NEXT: bl d
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; CHECK-NEXT: lis 29, a.b@ha
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; CHECK-NEXT: lwz 4, a.b@l(29)
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; CHECK-NEXT: li 5, 0
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; CHECK-NEXT: mr 30, 3
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; CHECK-NEXT: addic 6, 4, 6
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; CHECK-NEXT: addze 5, 5
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; CHECK-NEXT: rlwinm 6, 6, 0, 28, 26
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; CHECK-NEXT: andi. 5, 5, 1
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; CHECK-NEXT: cmplw 1, 6, 4
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; CHECK-NEXT: crorc 20, 1, 4
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; CHECK-NEXT: bc 12, 20, .LBB0_2
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; CHECK-NEXT: # %bb.1: # %if.then
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; CHECK-NEXT: bl e
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; CHECK-NEXT: .LBB0_2: # %if.end
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; CHECK-NEXT: stw 30, a.b@l(29)
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; CHECK-NEXT: lwz 30, 24(1) # 4-byte Folded Reload
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; CHECK-NEXT: lwz 29, 20(1) # 4-byte Folded Reload
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; CHECK-NEXT: lwz 0, 36(1)
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; CHECK-NEXT: addi 1, 1, 32
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; CHECK-NEXT: mtlr 0
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; CHECK-NEXT: blr
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entry:
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%call = tail call i32 @d()
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%0 = load i32, ptr @a.b, align 4
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%conv = zext i32 %0 to i64
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%add = add nuw nsw i64 %conv, 6
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%and = and i64 %add, 8589934575
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%cmp = icmp ult i64 %and, %conv
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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%call3 = tail call i32 @e()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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store i32 %call, ptr @a.b, align 4
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ret i32 undef
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}
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declare i32 @d(...)
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declare i32 @e(...)
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