Auto-upgrade malloc instructions to malloc calls.

Reviewed by Devang Patel.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82694 91177308-0d34-0410-b5e6-96231b3b80d8

8 files changed, 13 insertions, 10 deletions

diff --git a/test/Analysis/PointerTracking/sizes.ll b/test/Analysis/PointerTracking/sizes.ll
index c0b0606..c6224e0 100644
--- a/test/Analysis/PointerTracking/sizes.ll
+++ b/test/Analysis/PointerTracking/sizes.ll
@@ -63,7 +63,7 @@ entry:
 define i32 @foo2(i32 %n) nounwind {
 entry:
 	%call = malloc i8, i32 %n		; <i8*> [#uses=1]
-; CHECK: %call =
+; CHECK: %malloccall =
 ; CHECK: ==> %n elements, %n bytes allocated
 	%call2 = tail call i8* @calloc(i64 2, i64 4) nounwind		; <i8*> [#uses=1]
 ; CHECK: %call2 =
diff --git a/test/Transforms/GlobalOpt/malloc-promote-2.ll b/test/Transforms/GlobalOpt/malloc-promote-2.ll
index 0d03835..d3d2252 100644
--- a/test/Transforms/GlobalOpt/malloc-promote-2.ll
+++ b/test/Transforms/GlobalOpt/malloc-promote-2.ll
@@ -1,4 +1,6 @@
-; RUN: opt < %s -globalopt -S | not grep malloc
+; RUN: opt < %s -globalopt -globaldce -S | not grep malloc
+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"
+target triple = "i686-apple-darwin8"
 
 @G = internal global i32* null          ; <i32**> [#uses=3]
 
diff --git a/test/Transforms/GlobalOpt/malloc-promote-3.ll b/test/Transforms/GlobalOpt/malloc-promote-3.ll
index d4ee4e8..a920b61 100644
--- a/test/Transforms/GlobalOpt/malloc-promote-3.ll
+++ b/test/Transforms/GlobalOpt/malloc-promote-3.ll
@@ -1,4 +1,6 @@
-; RUN: opt < %s -globalopt -S | not grep malloc
+; RUN: opt < %s -globalopt -globaldce -S | not grep malloc
+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"
+target triple = "i686-apple-darwin8"
 
 @G = internal global i32* null          ; <i32**> [#uses=4]
 
diff --git a/test/Transforms/InstCombine/cast-malloc.ll b/test/Transforms/InstCombine/cast-malloc.ll
index 3754032..43a1489 100644
--- a/test/Transforms/InstCombine/cast-malloc.ll
+++ b/test/Transforms/InstCombine/cast-malloc.ll
@@ -1,6 +1,6 @@
 ; test that casted mallocs get converted to malloc of the right type
 ; RUN: opt < %s -instcombine -S | \
-; RUN:    not grep bitcast
+; RUN:    grep bitcast | count 1
 
 ; The target datalayout is important for this test case. We have to tell 
 ; instcombine that the ABI alignment for a long is 4-bytes, not 8, otherwise
diff --git a/test/Transforms/InstCombine/cast.ll b/test/Transforms/InstCombine/cast.ll
index 59d7cd0..2722267 100644
--- a/test/Transforms/InstCombine/cast.ll
+++ b/test/Transforms/InstCombine/cast.ll
@@ -79,9 +79,9 @@ define void @test11(i32* %P) {
 }
 
 define i32* @test12() {
-        %p = malloc [4 x i8]            ; <[4 x i8]*> [#uses=1]
-        %c = bitcast [4 x i8]* %p to i32*               ; <i32*> [#uses=1]
-        ret i32* %c
+        %c = malloc [4 x i8]            ; <[4 x i8]*> [#uses=1]
+        %p = bitcast [4 x i8]* %c to i32*               ; <i32*> [#uses=1]
+        ret i32* %p
 }
 define i8* @test13(i64 %A) {
         %c = getelementptr [0 x i8]* bitcast ([32832 x i8]* @inbuf to [0 x i8]*), i64 0, i64 %A             ; <i8*> [#uses=1]
diff --git a/test/Transforms/InstCombine/getelementptr.ll b/test/Transforms/InstCombine/getelementptr.ll
index ffaa6af..285e0ba 100644
--- a/test/Transforms/InstCombine/getelementptr.ll
+++ b/test/Transforms/InstCombine/getelementptr.ll
@@ -58,7 +58,7 @@ define i32* @test6() {
         %B = getelementptr i32* %A, i64 2             
         ret i32* %B
 ; CHECK: @test6
-; CHECK: getelementptr [4 x i32]* %M, i64 0, i64 2
+; CHECK: getelementptr i8* %malloccall, i64 8
 }
 
 define i32* @test7(i32* %I, i64 %C, i64 %D) {
diff --git a/test/Transforms/InstCombine/malloc-free-delete.ll b/test/Transforms/InstCombine/malloc-free-delete.ll
index 2ed5ec6..fd91e44 100644
--- a/test/Transforms/InstCombine/malloc-free-delete.ll
+++ b/test/Transforms/InstCombine/malloc-free-delete.ll
@@ -1,5 +1,5 @@
 ; RUN: opt < %s -instcombine -S | grep {ret i32 0}
-; RUN: opt < %s -instcombine -S | not grep malloc
+; RUN: opt < %s -instcombine -globaldce -S | not grep malloc
 ; PR1201
 define i32 @main(i32 %argc, i8** %argv) {
         %c_19 = alloca i8*              ; <i8**> [#uses=2]
diff --git a/test/Transforms/InstCombine/malloc2.ll b/test/Transforms/InstCombine/malloc2.ll
index 102422e..cc1506b 100644
--- a/test/Transforms/InstCombine/malloc2.ll
+++ b/test/Transforms/InstCombine/malloc2.ll
@@ -1,5 +1,4 @@
 ; RUN: opt < %s -instcombine -S | grep {ret i32 0}
-; RUN: opt < %s -instcombine -S | not grep malloc
 ; PR1313
 
 define i32 @test1(i32 %argc, i8* %argv, i8* %envp) {