bolt/deps/llvm-18.1.8/llvm/test/Transforms/InstCombine/sdiv-1.ll
2025-02-14 19:21:04 +01:00

31 lines
692 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes='function(instcombine),cgscc(inline)' -S | FileCheck %s
; PR3142
define i32 @a(i32 %X) {
; CHECK-LABEL: @a(
; CHECK-NEXT: [[T0:%.*]] = sub i32 0, [[X:%.*]]
; CHECK-NEXT: [[T1:%.*]] = sdiv i32 [[T0]], -3
; CHECK-NEXT: ret i32 [[T1]]
;
%t0 = sub i32 0, %X
%t1 = sdiv i32 %t0, -3
ret i32 %t1
}
define i32 @b(i32 %X) {
; CHECK-LABEL: @b(
; CHECK-NEXT: ret i32 715827882
;
%t0 = call i32 @a(i32 -2147483648)
ret i32 %t0
}
define i32 @c(i32 %X) {
; CHECK-LABEL: @c(
; CHECK-NEXT: ret i32 715827882
;
%t0 = sub i32 0, -2147483648
%t1 = sdiv i32 %t0, -3
ret i32 %t1
}