From 76f8eda28412c37ae38d82bb54d5dfa49045df8d Mon Sep 17 00:00:00 2001 From: Meador Inge Date: Tue, 27 Nov 2012 15:35:58 +0000 Subject: [PATCH] Move sprintf simplifier tests to test/Transforms/InstCombine The tests from SPrintF.ll should have been migrated to sprintf-1.ll in r168677, but I forgot to do it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168702 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Transforms/InstCombine/sprintf-1.ll | 32 +++++++++++++--- test/Transforms/SimplifyLibCalls/SPrintF.ll | 42 --------------------- 2 files changed, 26 insertions(+), 48 deletions(-) delete mode 100644 test/Transforms/SimplifyLibCalls/SPrintF.ll diff --git a/test/Transforms/InstCombine/sprintf-1.ll b/test/Transforms/InstCombine/sprintf-1.ll index 1b298b8b257..9b8c8b1b12c 100644 --- a/test/Transforms/InstCombine/sprintf-1.ll +++ b/test/Transforms/InstCombine/sprintf-1.ll @@ -6,6 +6,8 @@ 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-f80:128:128" @hello_world = constant [13 x i8] c"hello world\0A\00" +@null = constant [1 x i8] zeroinitializer +@null_hello = constant [7 x i8] c"\00hello\00" @h = constant [2 x i8] c"h\00" @percent_c = constant [3 x i8] c"%c\00" @percent_d = constant [3 x i8] c"%d\00" @@ -25,10 +27,28 @@ define void @test_simplify1(i8* %dst) { ; CHECK-NEXT: ret void } -; Check sprintf(dst, "%c", chr) -> *(i8*)dst = chr; *((i8*)dst + 1) = 0. - define void @test_simplify2(i8* %dst) { ; CHECK: @test_simplify2 + %fmt = getelementptr [1 x i8]* @null, i32 0, i32 0 + call i32 (i8*, i8*, ...)* @sprintf(i8* %dst, i8* %fmt) +; CHECK-NEXT: store i8 0, i8* %dst, align 1 + ret void +; CHECK-NEXT: ret void +} + +define void @test_simplify3(i8* %dst) { +; CHECK: @test_simplify3 + %fmt = getelementptr [7 x i8]* @null_hello, i32 0, i32 0 + call i32 (i8*, i8*, ...)* @sprintf(i8* %dst, i8* %fmt) +; CHECK-NEXT: store i8 0, i8* %dst, align 1 + ret void +; CHECK-NEXT: ret void +} + +; Check sprintf(dst, "%c", chr) -> *(i8*)dst = chr; *((i8*)dst + 1) = 0. + +define void @test_simplify4(i8* %dst) { +; CHECK: @test_simplify4 %fmt = getelementptr [3 x i8]* @percent_c, i32 0, i32 0 call i32 (i8*, i8*, ...)* @sprintf(i8* %dst, i8* %fmt, i8 104) ; CHECK-NEXT: store i8 104, i8* %dst, align 1 @@ -40,8 +60,8 @@ define void @test_simplify2(i8* %dst) { ; Check sprintf(dst, "%s", str) -> llvm.memcpy(dest, str, strlen(str) + 1, 1). -define void @test_simplify3(i8* %dst, i8* %str) { -; CHECK: @test_simplify3 +define void @test_simplify5(i8* %dst, i8* %str) { +; CHECK: @test_simplify5 %fmt = getelementptr [3 x i8]* @percent_s, i32 0, i32 0 call i32 (i8*, i8*, ...)* @sprintf(i8* %dst, i8* %fmt, i8* %str) ; CHECK-NEXT: [[STRLEN:%[a-z0-9]+]] = call i32 @strlen(i8* %str) @@ -53,8 +73,8 @@ define void @test_simplify3(i8* %dst, i8* %str) { ; Check sprintf(dst, format, ...) -> siprintf(str, format, ...) if no floating. -define void @test_simplify4(i8* %dst) { -; CHECK-IPRINTF: @test_simplify4 +define void @test_simplify6(i8* %dst) { +; CHECK-IPRINTF: @test_simplify6 %fmt = getelementptr [3 x i8]* @percent_d, i32 0, i32 0 call i32 (i8*, i8*, ...)* @sprintf(i8* %dst, i8* %fmt, i32 187) ; CHECK-NEXT-IPRINTF: call i32 (i8*, i8*, ...)* @siprintf(i8* %dst, i8* getelementptr inbounds ([3 x i8]* @percent_d, i32 0, i32 0), i32 187) diff --git a/test/Transforms/SimplifyLibCalls/SPrintF.ll b/test/Transforms/SimplifyLibCalls/SPrintF.ll deleted file mode 100644 index a0b7fdd00ea..00000000000 --- a/test/Transforms/SimplifyLibCalls/SPrintF.ll +++ /dev/null @@ -1,42 +0,0 @@ -; Test that the SPrintFOptimizer works correctly -; RUN: opt < %s -instcombine -S | FileCheck %s - -; This transformation requires the pointer size, as it assumes that size_t is -; the size of a pointer. -target datalayout = "p:64:64:64" - -@hello = constant [6 x i8] c"hello\00" ; <[6 x i8]*> [#uses=1] -@null = constant [1 x i8] zeroinitializer ; <[1 x i8]*> [#uses=1] -@null_hello = constant [7 x i8] c"\00hello\00" ; <[7 x i8]*> [#uses=1] -@fmt1 = constant [3 x i8] c"%s\00" ; <[3 x i8]*> [#uses=1] -@fmt2 = constant [3 x i8] c"%c\00" ; <[3 x i8]*> [#uses=1] - -declare i32 @sprintf(i8*, i8*, ...) - -declare i32 @puts(i8*) - -define i32 @foo(i8* %p) { -; CHECK: define i32 @foo(i8* %p) { - %target = alloca [1024 x i8] ; <[1024 x i8]*> [#uses=1] - %target_p = getelementptr [1024 x i8]* %target, i32 0, i32 0 ; [#uses=7] - %hello_p = getelementptr [6 x i8]* @hello, i32 0, i32 0 ; [#uses=2] - %null_p = getelementptr [1 x i8]* @null, i32 0, i32 0 ; [#uses=1] - %nh_p = getelementptr [7 x i8]* @null_hello, i32 0, i32 0 ; [#uses=1] - %fmt1_p = getelementptr [3 x i8]* @fmt1, i32 0, i32 0 ; [#uses=2] - %fmt2_p = getelementptr [3 x i8]* @fmt2, i32 0, i32 0 ; [#uses=1] - store i8 0, i8* %target_p - %r1 = call i32 (i8*, i8*, ...)* @sprintf( i8* %target_p, i8* %hello_p ) ; [#uses=1] - %r2 = call i32 (i8*, i8*, ...)* @sprintf( i8* %target_p, i8* %null_p ) ; [#uses=1] - %r3 = call i32 (i8*, i8*, ...)* @sprintf( i8* %target_p, i8* %nh_p ) ; [#uses=1] - %r4 = call i32 (i8*, i8*, ...)* @sprintf( i8* %target_p, i8* %fmt1_p, i8* %hello_p ) ; [#uses=1] - %r4.1 = call i32 (i8*, i8*, ...)* @sprintf( i8* %target_p, i8* %fmt1_p, i8* %p ) ; [#uses=1] - %r5 = call i32 (i8*, i8*, ...)* @sprintf( i8* %target_p, i8* %fmt2_p, i32 82 ) ; [#uses=1] - %r6 = add i32 %r1, %r2 ; [#uses=1] - %r7 = add i32 %r3, %r6 ; [#uses=1] - %r8 = add i32 %r5, %r7 ; [#uses=1] - %r9 = add i32 %r8, %r4 ; [#uses=1] - %r10 = add i32 %r9, %r4.1 ; [#uses=1] - ret i32 %r10 - -; CHECK-NOT: @sprintf( -} -- 2.34.1