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TheRock/compiler/amd-llvm/llvm/test/Transforms/LoopUnroll/2007-05-05-UnrollMiscomp.ll
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

37 lines
1.7 KiB
LLVM

; RUN: opt < %s -passes=loop-unroll -S | not grep undef
; PR1385
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64"
target triple = "i686-apple-darwin8"
%struct.__mpz_struct = type { i32, i32, ptr }
define void @Foo(ptr %base) {
entry:
%want = alloca [1 x %struct.__mpz_struct], align 16 ; <ptr> [#uses=4]
%want1 = getelementptr [1 x %struct.__mpz_struct], ptr %want, i32 0, i32 0 ; <ptr> [#uses=1]
call void @__gmpz_init( ptr %want1 )
%want27 = getelementptr [1 x %struct.__mpz_struct], ptr %want, i32 0, i32 0 ; <ptr> [#uses=1]
%want3 = getelementptr [1 x %struct.__mpz_struct], ptr %want, i32 0, i32 0 ; <ptr> [#uses=1]
%want2 = getelementptr [1 x %struct.__mpz_struct], ptr %want, i32 0, i32 0 ; <ptr> [#uses=2]
br label %bb
bb: ; preds = %bb, %entry
%i.01.0 = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=1]
%want23.0 = phi ptr [ %want27, %entry ], [ %want2, %bb ] ; <ptr> [#uses=1]
call void @__gmpz_mul( ptr %want23.0, ptr %want3, ptr %base )
%indvar.next = add i32 %i.01.0, 1 ; <i32> [#uses=2]
%exitcond = icmp ne i32 %indvar.next, 2 ; <i1> [#uses=1]
br i1 %exitcond, label %bb, label %bb10
bb10: ; preds = %bb
%want2.lcssa = phi ptr [ %want2, %bb ] ; <ptr> [#uses=1]
call void @__gmpz_clear( ptr %want2.lcssa )
ret void
}
declare void @__gmpz_init(ptr)
declare void @__gmpz_mul(ptr, ptr, ptr)
declare void @__gmpz_clear(ptr)