From 76f8eda28412c37ae38d82bb54d5dfa49045df8d Mon Sep 17 00:00:00 2001
From: Meador Inge <meadori@codesourcery.com>
Date: Tue, 27 Nov 2012 15:35:58 +0000
Subject: 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 ++++++++++++++++++++++++++------
 1 file changed, 26 insertions(+), 6 deletions(-)

(limited to 'test/Transforms/InstCombine/sprintf-1.ll')

diff --git a/test/Transforms/InstCombine/sprintf-1.ll b/test/Transforms/InstCombine/sprintf-1.ll
index 1b298b8b25..9b8c8b1b12 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)
-- 
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