mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-23 02:29:18 +00:00
Move the remaining simplify-libcalls tests to instcombine, merging most of them into a single file.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182211 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
parent
a73a6141ca
commit
ebe7a52a17
@ -1,4 +1,4 @@
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; RUN: opt < %s "-default-data-layout=e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-n32" -simplify-libcalls -S | FileCheck %s
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; RUN: opt < %s "-default-data-layout=e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-n32" -instcombine -S | FileCheck %s
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@.str1 = private constant [11 x i8] c"(){};[]&|:\00", align 4
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; check that simplify libcalls will not replace a call with one calling
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@ -8,9 +8,10 @@
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; CHECK: call arm_aapcscc i8* @strchr
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define arm_aapcscc i32 @foo(i32 %argc) nounwind {
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bb.nph:
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call arm_aapcscc i8* @strchr(i8* getelementptr ([11 x i8]* @.str1, i32 0,
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%c = call arm_aapcscc i8* @strchr(i8* getelementptr ([11 x i8]* @.str1, i32 0,
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i32 0), i32 %argc) nounwind readonly
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ret i32 0
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%p = ptrtoint i8* %c to i32
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ret i32 %p
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}
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declare arm_aapcscc i8* @strchr(i8*, i32) nounwind readonly
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@ -1,4 +1,4 @@
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; RUN: opt -S -simplify-libcalls -instcombine < %s | FileCheck %s
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; RUN: opt -S -instcombine < %s | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.8.0"
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132
test/Transforms/InstCombine/simplify-libcalls.ll
Normal file
132
test/Transforms/InstCombine/simplify-libcalls.ll
Normal file
@ -0,0 +1,132 @@
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; RUN: opt -S < %s -instcombine | FileCheck %s
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@G = constant [3 x i8] c"%s\00" ; <[3 x i8]*> [#uses=1]
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declare i32 @sprintf(i8*, i8*, ...)
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define void @foo(i8* %P, i32* %X) {
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call i32 (i8*, i8*, ...)* @sprintf( i8* %P, i8* getelementptr ([3 x i8]* @G, i32 0, i32 0), i32* %X ) ; <i32>:1 [#uses=0]
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ret void
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}
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; PR1307
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@str = internal constant [5 x i8] c"foog\00"
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@str1 = internal constant [8 x i8] c"blahhh!\00"
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@str2 = internal constant [5 x i8] c"Ponk\00"
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define i8* @test1() {
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%tmp3 = tail call i8* @strchr( i8* getelementptr ([5 x i8]* @str, i32 0, i32 2), i32 103 ) ; <i8*> [#uses=1]
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ret i8* %tmp3
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; CHECK: @test1
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; CHECK: ret i8* getelementptr inbounds ([5 x i8]* @str, i32 0, i64 3)
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}
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declare i8* @strchr(i8*, i32)
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define i8* @test2() {
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%tmp3 = tail call i8* @strchr( i8* getelementptr ([8 x i8]* @str1, i32 0, i32 2), i32 0 ) ; <i8*> [#uses=1]
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ret i8* %tmp3
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; CHECK: @test2
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; CHECK: ret i8* getelementptr inbounds ([8 x i8]* @str1, i32 0, i64 7)
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}
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define i8* @test3() {
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entry:
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%tmp3 = tail call i8* @strchr( i8* getelementptr ([5 x i8]* @str2, i32 0, i32 1), i32 80 ) ; <i8*> [#uses=1]
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ret i8* %tmp3
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; CHECK: @test3
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; CHECK: ret i8* null
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}
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@_2E_str = external constant [5 x i8] ; <[5 x i8]*> [#uses=1]
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declare i32 @memcmp(i8*, i8*, i32) nounwind readonly
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define i1 @PR2341(i8** %start_addr) {
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entry:
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%tmp4 = load i8** %start_addr, align 4 ; <i8*> [#uses=1]
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%tmp5 = call i32 @memcmp( i8* %tmp4, i8* getelementptr ([5 x i8]* @_2E_str, i32 0, i32 0), i32 4 ) nounwind readonly ; <i32> [#uses=1]
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%tmp6 = icmp eq i32 %tmp5, 0 ; <i1> [#uses=1]
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ret i1 %tmp6
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; CHECK: @PR2341
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; CHECK: i32
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}
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define i32 @PR4284() nounwind {
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entry:
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%c0 = alloca i8, align 1 ; <i8*> [#uses=2]
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%c2 = alloca i8, align 1 ; <i8*> [#uses=2]
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store i8 64, i8* %c0
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store i8 -127, i8* %c2
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%call = call i32 @memcmp(i8* %c0, i8* %c2, i32 1) ; <i32> [#uses=1]
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ret i32 %call
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; CHECK: @PR4284
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; CHECK: ret i32 -65
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}
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%struct.__sFILE = type { i8*, i32, i32, i16, i16, %struct.__sbuf, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %struct.__sbuf, i8*, i32, [3 x i8], [1 x i8], %struct.__sbuf, i32, i64, %struct.pthread_mutex*, %struct.pthread*, i32, i32, %union.anon }
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%struct.__sbuf = type { i8*, i32, [4 x i8] }
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%struct.pthread = type opaque
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%struct.pthread_mutex = type opaque
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%union.anon = type { i64, [120 x i8] }
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@.str13 = external constant [2 x i8] ; <[2 x i8]*> [#uses=1]
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@.str14 = external constant [2 x i8] ; <[2 x i8]*> [#uses=1]
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define i32 @PR4641(i32 %argc, i8** %argv) nounwind {
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entry:
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call void @exit(i32 0) nounwind
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%cond392 = select i1 undef, i8* getelementptr ([2 x i8]* @.str13, i32 0, i32 0), i8* getelementptr ([2 x i8]* @.str14, i32 0, i32 0) ; <i8*> [#uses=1]
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%call393 = call %struct.__sFILE* @fopen(i8* undef, i8* %cond392) nounwind ; <%struct.__sFILE*> [#uses=0]
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unreachable
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}
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declare %struct.__sFILE* @fopen(i8*, i8*)
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declare void @exit(i32)
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define i32 @PR4645() {
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entry:
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br label %if.then
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lor.lhs.false: ; preds = %while.body
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br i1 undef, label %if.then, label %for.cond
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if.then: ; preds = %lor.lhs.false, %while.body
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call void @exit(i32 1)
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br label %for.cond
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for.cond: ; preds = %for.end, %if.then, %lor.lhs.false
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%j.0 = phi i32 [ %inc47, %for.end ], [ 0, %if.then ], [ 0, %lor.lhs.false ] ; <i32> [#uses=1]
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unreachable
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for.end: ; preds = %for.cond20
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%inc47 = add i32 %j.0, 1 ; <i32> [#uses=1]
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br label %for.cond
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}
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@h = constant [2 x i8] c"h\00" ; <[2 x i8]*> [#uses=1]
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@hel = constant [4 x i8] c"hel\00" ; <[4 x i8]*> [#uses=1]
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@hello_u = constant [8 x i8] c"hello_u\00" ; <[8 x i8]*> [#uses=1]
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define i32 @MemCpy() {
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%h_p = getelementptr [2 x i8]* @h, i32 0, i32 0
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%hel_p = getelementptr [4 x i8]* @hel, i32 0, i32 0
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%hello_u_p = getelementptr [8 x i8]* @hello_u, i32 0, i32 0
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%target = alloca [1024 x i8]
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%target_p = getelementptr [1024 x i8]* %target, i32 0, i32 0
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* %target_p, i8* %h_p, i32 2, i32 2, i1 false)
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* %target_p, i8* %hel_p, i32 4, i32 4, i1 false)
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* %target_p, i8* %hello_u_p, i32 8, i32 8, i1 false)
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ret i32 0
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; CHECK: @MemCpy
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; CHECK-NOT: llvm.memcpy
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; CHECK: ret i32 0
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}
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declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
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@ -1,11 +0,0 @@
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; RUN: opt < %s -simplify-libcalls -disable-output
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@G = constant [3 x i8] c"%s\00" ; <[3 x i8]*> [#uses=1]
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declare i32 @sprintf(i8*, i8*, ...)
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define void @foo(i8* %P, i32* %X) {
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call i32 (i8*, i8*, ...)* @sprintf( i8* %P, i8* getelementptr ([3 x i8]* @G, i32 0, i32 0), i32* %X ) ; <i32>:1 [#uses=0]
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ret void
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}
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@ -1,29 +0,0 @@
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; PR1307
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; RUN: opt < %s -simplify-libcalls -instcombine -S > %t
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; RUN: grep "@str,.*i64 3" %t
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; RUN: grep "@str1,.*i64 7" %t
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; RUN: grep "ret i8.*null" %t
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; END.
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@str = internal constant [5 x i8] c"foog\00"
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@str1 = internal constant [8 x i8] c"blahhh!\00"
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@str2 = internal constant [5 x i8] c"Ponk\00"
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define i8* @test1() {
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%tmp3 = tail call i8* @strchr( i8* getelementptr ([5 x i8]* @str, i32 0, i32 2), i32 103 ) ; <i8*> [#uses=1]
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ret i8* %tmp3
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}
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declare i8* @strchr(i8*, i32)
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define i8* @test2() {
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%tmp3 = tail call i8* @strchr( i8* getelementptr ([8 x i8]* @str1, i32 0, i32 2), i32 0 ) ; <i8*> [#uses=1]
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ret i8* %tmp3
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}
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define i8* @test3() {
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entry:
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%tmp3 = tail call i8* @strchr( i8* getelementptr ([5 x i8]* @str2, i32 0, i32 1), i32 80 ) ; <i8*> [#uses=1]
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ret i8* %tmp3
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}
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@ -1,14 +0,0 @@
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; RUN: opt < %s -simplify-libcalls -S | grep i32
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; PR2341
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@_2E_str = external constant [5 x i8] ; <[5 x i8]*> [#uses=1]
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declare i32 @memcmp(i8*, i8*, i32) nounwind readonly
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define i1 @f(i8** %start_addr) {
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entry:
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%tmp4 = load i8** %start_addr, align 4 ; <i8*> [#uses=1]
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%tmp5 = call i32 @memcmp( i8* %tmp4, i8* getelementptr ([5 x i8]* @_2E_str, i32 0, i32 0), i32 4 ) nounwind readonly ; <i32> [#uses=1]
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%tmp6 = icmp eq i32 %tmp5, 0 ; <i1> [#uses=1]
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ret i1 %tmp6
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}
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@ -1,14 +0,0 @@
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; RUN: opt < %s -simplify-libcalls -instcombine -S | grep "ret i32 -65"
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; PR4284
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define i32 @test() nounwind {
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entry:
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%c0 = alloca i8, align 1 ; <i8*> [#uses=2]
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%c2 = alloca i8, align 1 ; <i8*> [#uses=2]
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store i8 64, i8* %c0
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store i8 -127, i8* %c2
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%call = call i32 @memcmp(i8* %c0, i8* %c2, i32 1) ; <i32> [#uses=1]
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ret i32 %call
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}
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declare i32 @memcmp(i8*, i8*, i32)
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@ -1,22 +0,0 @@
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; RUN: opt < %s -simplify-libcalls -disable-output
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; PR4641
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%struct.__sFILE = type { i8*, i32, i32, i16, i16, %struct.__sbuf, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %struct.__sbuf, i8*, i32, [3 x i8], [1 x i8], %struct.__sbuf, i32, i64, %struct.pthread_mutex*, %struct.pthread*, i32, i32, %union.anon }
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%struct.__sbuf = type { i8*, i32, [4 x i8] }
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%struct.pthread = type opaque
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%struct.pthread_mutex = type opaque
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%union.anon = type { i64, [120 x i8] }
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@.str13 = external constant [2 x i8] ; <[2 x i8]*> [#uses=1]
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@.str14 = external constant [2 x i8] ; <[2 x i8]*> [#uses=1]
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define i32 @main(i32 %argc, i8** %argv) nounwind {
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entry:
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call void @exit(i32 0) nounwind
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%cond392 = select i1 undef, i8* getelementptr ([2 x i8]* @.str13, i32 0, i32 0), i8* getelementptr ([2 x i8]* @.str14, i32 0, i32 0) ; <i8*> [#uses=1]
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%call393 = call %struct.__sFILE* @fopen(i8* undef, i8* %cond392) nounwind ; <%struct.__sFILE*> [#uses=0]
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unreachable
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}
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declare %struct.__sFILE* @fopen(i8*, i8*)
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declare void @exit(i32)
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@ -1,24 +0,0 @@
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; RUN: opt < %s -simplify-libcalls -disable-output
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; PR4645
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define i32 @main() {
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entry:
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br label %if.then
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lor.lhs.false: ; preds = %while.body
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br i1 undef, label %if.then, label %for.cond
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if.then: ; preds = %lor.lhs.false, %while.body
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call void @exit(i32 1)
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br label %for.cond
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for.cond: ; preds = %for.end, %if.then, %lor.lhs.false
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%j.0 = phi i32 [ %inc47, %for.end ], [ 0, %if.then ], [ 0, %lor.lhs.false ] ; <i32> [#uses=1]
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unreachable
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for.end: ; preds = %for.cond20
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%inc47 = add i32 %j.0, 1 ; <i32> [#uses=1]
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br label %for.cond
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}
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declare void @exit(i32)
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@ -1,19 +0,0 @@
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; RUN: opt < %s -constprop -instcombine -S | not grep "call.*llvm.memcpy.i32"
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@h = constant [2 x i8] c"h\00" ; <[2 x i8]*> [#uses=1]
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@hel = constant [4 x i8] c"hel\00" ; <[4 x i8]*> [#uses=1]
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@hello_u = constant [8 x i8] c"hello_u\00" ; <[8 x i8]*> [#uses=1]
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define i32 @main() {
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%h_p = getelementptr [2 x i8]* @h, i32 0, i32 0
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%hel_p = getelementptr [4 x i8]* @hel, i32 0, i32 0
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%hello_u_p = getelementptr [8 x i8]* @hello_u, i32 0, i32 0
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%target = alloca [1024 x i8]
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%target_p = getelementptr [1024 x i8]* %target, i32 0, i32 0
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* %target_p, i8* %h_p, i32 2, i32 2, i1 false)
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* %target_p, i8* %hel_p, i32 4, i32 4, i1 false)
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* %target_p, i8* %hello_u_p, i32 8, i32 8, i1 false)
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ret i32 0
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}
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declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
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@ -1 +0,0 @@
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config.suffixes = ['.ll', '.c', '.cpp']
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