[PATCH] D118904: [clang][CodeGen] Use memory type representation in `va_arg`
Jan Svoboda via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Fri Feb 4 03:11:10 PST 2022
This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG42afaf7f472c: [clang][CodeGen] Use memory type representation in `va_arg` (authored by jansvoboda11).
Changed prior to commit:
https://reviews.llvm.org/D118904?vs=405644&id=405909#toc
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D118904/new/
https://reviews.llvm.org/D118904
Files:
clang/lib/CodeGen/TargetInfo.cpp
clang/test/CodeGen/arm64-arguments.c
Index: clang/test/CodeGen/arm64-arguments.c
===================================================================
--- clang/test/CodeGen/arm64-arguments.c
+++ clang/test/CodeGen/arm64-arguments.c
@@ -196,6 +196,16 @@
__builtin_va_end(ap);
return ll;
}
+_Bool t3(int i, ...) {
+ // CHECK: t3
+ __builtin_va_list ap;
+ __builtin_va_start(ap, i);
+ // CHECK: %0 = va_arg {{.*}}* %ap, i8
+ // CHECK-NEXT: store i8 %0, i8* %varet, align 1
+ _Bool b = __builtin_va_arg(ap, _Bool);
+ __builtin_va_end(ap);
+ return b;
+}
#include <arm_neon.h>
Index: clang/lib/CodeGen/TargetInfo.cpp
===================================================================
--- clang/lib/CodeGen/TargetInfo.cpp
+++ clang/lib/CodeGen/TargetInfo.cpp
@@ -709,7 +709,8 @@
"Unexpected CoerceToType seen in arginfo in generic VAArg emitter!");
Address Temp = CGF.CreateMemTemp(Ty, "varet");
- Val = CGF.Builder.CreateVAArg(VAListAddr.getPointer(), CGF.ConvertType(Ty));
+ Val = CGF.Builder.CreateVAArg(VAListAddr.getPointer(),
+ CGF.ConvertTypeForMem(Ty));
CGF.Builder.CreateStore(Val, Temp);
return Temp;
}
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