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llvm-6502/test/Transforms/InstCombine/2006-12-08-Phi-ICmp-Op-Fold.ll
Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

52 lines
2.3 KiB
LLVM

; RUN: opt < %s -instcombine -S | \
; RUN: grep {icmp sgt}
; END.
target datalayout = "e-p:32:32"
target triple = "i686-pc-linux-gnu"
%struct.point = type { i32, i32 }
define i32 @visible(i32 %direction, i64 %p1.0, i64 %p2.0, i64 %p3.0) {
entry:
%p1_addr = alloca %struct.point ; <%struct.point*> [#uses=2]
%p2_addr = alloca %struct.point ; <%struct.point*> [#uses=2]
%p3_addr = alloca %struct.point ; <%struct.point*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
%tmp = bitcast %struct.point* %p1_addr to { i64 }* ; <{ i64 }*> [#uses=1]
%tmp.upgrd.1 = getelementptr { i64 }* %tmp, i64 0, i32 0 ; <i64*> [#uses=1]
store i64 %p1.0, i64* %tmp.upgrd.1
%tmp1 = bitcast %struct.point* %p2_addr to { i64 }* ; <{ i64 }*> [#uses=1]
%tmp2 = getelementptr { i64 }* %tmp1, i64 0, i32 0 ; <i64*> [#uses=1]
store i64 %p2.0, i64* %tmp2
%tmp3 = bitcast %struct.point* %p3_addr to { i64 }* ; <{ i64 }*> [#uses=1]
%tmp4 = getelementptr { i64 }* %tmp3, i64 0, i32 0 ; <i64*> [#uses=1]
store i64 %p3.0, i64* %tmp4
%tmp.upgrd.2 = icmp eq i32 %direction, 0 ; <i1> [#uses=1]
%tmp5 = bitcast %struct.point* %p1_addr to { i64 }* ; <{ i64 }*> [#uses=1]
%tmp6 = getelementptr { i64 }* %tmp5, i64 0, i32 0 ; <i64*> [#uses=1]
%tmp.upgrd.3 = load i64* %tmp6 ; <i64> [#uses=1]
%tmp7 = bitcast %struct.point* %p2_addr to { i64 }* ; <{ i64 }*> [#uses=1]
%tmp8 = getelementptr { i64 }* %tmp7, i64 0, i32 0 ; <i64*> [#uses=1]
%tmp9 = load i64* %tmp8 ; <i64> [#uses=1]
%tmp10 = bitcast %struct.point* %p3_addr to { i64 }* ; <{ i64 }*> [#uses=1]
%tmp11 = getelementptr { i64 }* %tmp10, i64 0, i32 0 ; <i64*> [#uses=1]
%tmp12 = load i64* %tmp11 ; <i64> [#uses=1]
%tmp13 = call i32 @determinant( i64 %tmp.upgrd.3, i64 %tmp9, i64 %tmp12 ) ; <i32> [#uses=2]
br i1 %tmp.upgrd.2, label %cond_true, label %cond_false
cond_true: ; preds = %entry
%tmp14 = icmp slt i32 %tmp13, 0 ; <i1> [#uses=1]
%tmp14.upgrd.4 = zext i1 %tmp14 to i32 ; <i32> [#uses=1]
br label %return
cond_false: ; preds = %entry
%tmp26 = icmp sgt i32 %tmp13, 0 ; <i1> [#uses=1]
%tmp26.upgrd.5 = zext i1 %tmp26 to i32 ; <i32> [#uses=1]
br label %return
return: ; preds = %cond_false, %cond_true
%retval.0 = phi i32 [ %tmp14.upgrd.4, %cond_true ], [ %tmp26.upgrd.5, %cond_false ] ; <i32> [#uses=1]
ret i32 %retval.0
}
declare i32 @determinant(i64, i64, i64)