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| author | Eli Friedman <eli.friedman@gmail.com> | 2011-05-27 22:32:55 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2011-05-27 22:32:55 +0000 |
| commit | b857842c48c3ad9871db3479304938af2253d5ec (patch) | |
| tree | 302e1a023abfe3e10e4cca246581ccfe40c14792 | |
| parent | 75d99e4b709ddcd5c7fad64fb71e235cf47de892 (diff) | |
| download | bcm5719-llvm-b857842c48c3ad9871db3479304938af2253d5ec.tar.gz bcm5719-llvm-b857842c48c3ad9871db3479304938af2253d5ec.zip | |
Add unnamed_addr to internal globals which are only used as an operand to memcpy. (Spotted by looking at IR.)
llvm-svn: 132226
| -rw-r--r-- | clang/lib/CodeGen/CGDecl.cpp | 1 | ||||
| -rw-r--r-- | clang/test/CodeGen/decl.c | 4 | ||||
| -rw-r--r-- | clang/test/CodeGen/string-literal-short-wstring.c | 2 | ||||
| -rw-r--r-- | clang/test/CodeGen/string-literal.c | 4 |
4 files changed, 6 insertions, 5 deletions
diff --git a/clang/lib/CodeGen/CGDecl.cpp b/clang/lib/CodeGen/CGDecl.cpp index 0e1054affdb..9991b302b21 100644 --- a/clang/lib/CodeGen/CGDecl.cpp +++ b/clang/lib/CodeGen/CGDecl.cpp @@ -742,6 +742,7 @@ void CodeGenFunction::EmitAutoVarInit(const AutoVarEmission &emission) { llvm::GlobalValue::InternalLinkage, constant, Name, 0, false, 0); GV->setAlignment(alignment.getQuantity()); + GV->setUnnamedAddr(true); llvm::Value *SrcPtr = GV; if (SrcPtr->getType() != BP) diff --git a/clang/test/CodeGen/decl.c b/clang/test/CodeGen/decl.c index 7a9971ee181..29520d77ff4 100644 --- a/clang/test/CodeGen/decl.c +++ b/clang/test/CodeGen/decl.c @@ -1,11 +1,11 @@ // RUN: %clang_cc1 -w -emit-llvm < %s | FileCheck %s // CHECK: @test1.x = internal constant [12 x i32] [i32 1 -// CHECK: @test2.x = internal constant [13 x i32] [i32 1, +// CHECK: @test2.x = internal unnamed_addr constant [13 x i32] [i32 1, // CHECK: @test5w = global %0 { i32 2, [4 x i8] undef } // CHECK: @test5y = global %union.test5u { double 7.300000e+0{{[0]*}}1 } -// CHECK: @test6.x = internal constant %struct.SelectDest { i8 1, i8 2, i32 3, i32 0 } +// CHECK: @test6.x = internal unnamed_addr constant %struct.SelectDest { i8 1, i8 2, i32 3, i32 0 } // CHECK: @test7 = global [2 x %struct.test7s] [%struct.test7s { i32 1, i32 2 }, %struct.test7s { i32 4, i32 0 }] diff --git a/clang/test/CodeGen/string-literal-short-wstring.c b/clang/test/CodeGen/string-literal-short-wstring.c index 8c2e412f22b..ce2990492ad 100644 --- a/clang/test/CodeGen/string-literal-short-wstring.c +++ b/clang/test/CodeGen/string-literal-short-wstring.c @@ -3,7 +3,7 @@ int main() { // This should convert to utf8. - // CHECK: internal constant [10 x i8] c"\E1\84\A0\C8\A0\F4\82\80\B0\00", align 1 + // CHECK: internal unnamed_addr constant [10 x i8] c"\E1\84\A0\C8\A0\F4\82\80\B0\00", align 1 char b[10] = "\u1120\u0220\U00102030"; // CHECK: private unnamed_addr constant [6 x i8] c"A\00B\00\00\00" diff --git a/clang/test/CodeGen/string-literal.c b/clang/test/CodeGen/string-literal.c index b5fa345bada..cc6c0943d95 100644 --- a/clang/test/CodeGen/string-literal.c +++ b/clang/test/CodeGen/string-literal.c @@ -1,11 +1,11 @@ // RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm %s -o - | FileCheck %s int main() { - // CHECK: internal constant [10 x i8] c"abc\00\00\00\00\00\00\00", align 1 + // CHECK: internal unnamed_addr constant [10 x i8] c"abc\00\00\00\00\00\00\00", align 1 char a[10] = "abc"; // This should convert to utf8. - // CHECK: internal constant [10 x i8] c"\E1\84\A0\C8\A0\F4\82\80\B0\00", align 1 + // CHECK: internal unnamed_addr constant [10 x i8] c"\E1\84\A0\C8\A0\F4\82\80\B0\00", align 1 char b[10] = "\u1120\u0220\U00102030"; // CHECK: private unnamed_addr constant [12 x i8] c"A\00\00\00B\00\00\00\00\00\00\00", align 1 |
