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merge and filecheckize

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84672 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-10-20 20:39:43 +00:00
parent 7f2076023a
commit f7d3570d8e
3 changed files with 67 additions and 47 deletions
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73
test/Transforms/SCCP/ipsccp-basic.ll
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@ -1,13 +1,74 @@
; RUN: opt < %s -ipsccp -S | \
; RUN: grep -v {ret i32 17} | grep -v {ret i32 undef} | not grep ret
; RUN: opt < %s -ipsccp -S | FileCheck %s
define internal i32 @bar(i32 %A) {
%X = add i32 1, 2 ; <i32> [#uses=0]
;;======================== test1
define internal i32 @test1a(i32 %A) {
%X = add i32 1, 2
ret i32 %A
}
; CHECK: define internal i32 @test1a
; CHECK: ret i32 undef
define i32 @foo() {
%X = call i32 @bar( i32 17 ) ; <i32> [#uses=1]
define i32 @test1b() {
%X = call i32 @test1a( i32 17 )
ret i32 %X
; CHECK: define i32 @test1b
; CHECK: ret i32 17
}
;;======================== test2
define internal i32 @test2a(i32 %A) {
%C = icmp eq i32 %A, 0
br i1 %C, label %T, label %F
T:
%B = call i32 @test2a( i32 0 )
ret i32 0
F:
%C.upgrd.1 = call i32 @test2a(i32 1)
ret i32 %C.upgrd.1
}
; CHECK: define internal i32 @test2a
; CHECK-NEXT: br label %T
; CHECK: ret i32 undef
define i32 @test2b() {
%X = call i32 @test2a(i32 0)
ret i32 %X
}
; CHECK: define i32 @test2b
; CHECK-NEXT: %X = call i32 @test2a(i32 0)
; CHECK-NEXT: ret i32 0
;;======================== test3
@G = internal global i32 undef
define void @test3a() {
%X = load i32* @G
store i32 %X, i32* @G
ret void
}
; CHECK: define void @test3a
; CHECK-NEXT: ret void
define i32 @test3b() {
%V = load i32* @G
%C = icmp eq i32 %V, 17
br i1 %C, label %T, label %F
T:
store i32 17, i32* @G
ret i32 %V
F:
store i32 123, i32* @G
ret i32 0
}
; CHECK: define i32 @test3b
; CHECK-NOT: store
; CHECK: ret i32 0

19
test/Transforms/SCCP/ipsccp-conditional.ll
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@ -1,19 +0,0 @@
; RUN: opt < %s -ipsccp -S | \
; RUN: grep -v {ret i32 0} | grep -v {ret i32 undef} | not grep ret
define internal i32 @bar(i32 %A) {
%C = icmp eq i32 %A, 0 ; <i1> [#uses=1]
br i1 %C, label %T, label %F
T: ; preds = %0
%B = call i32 @bar( i32 0 ) ; <i32> [#uses=0]
ret i32 0
F: ; preds = %0
%C.upgrd.1 = call i32 @bar( i32 1 ) ; <i32> [#uses=1]
ret i32 %C.upgrd.1
}
define i32 @foo() {
%X = call i32 @bar( i32 0 ) ; <i32> [#uses=1]
ret i32 %X
}

22
test/Transforms/SCCP/ipsccp-gvar.ll
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@ -1,22 +0,0 @@
; RUN: opt < %s -ipsccp -S | not grep global
@G = internal global i32 undef ; <i32*> [#uses=5]
define void @foo() {
%X = load i32* @G ; <i32> [#uses=1]
store i32 %X, i32* @G
ret void
}
define i32 @bar() {
%V = load i32* @G ; <i32> [#uses=2]
%C = icmp eq i32 %V, 17 ; <i1> [#uses=1]
br i1 %C, label %T, label %F
T: ; preds = %0
store i32 17, i32* @G
ret i32 %V
F: ; preds = %0
store i32 123, i32* @G
ret i32 0
}