[PATCH] D90208: [PowerPC] [Clang] Define macros to identify quad-fp semantics
Qiu Chaofan via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Tue Nov 3 00:35:04 PST 2020
qiucf updated this revision to Diff 302488.
qiucf marked an inline comment as done.
qiucf added a comment.
Keep the `FIXME`.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D90208/new/
https://reviews.llvm.org/D90208
Files:
clang/lib/Basic/Targets/PPC.cpp
clang/test/CodeGen/ppc64-long-double.cpp
Index: clang/test/CodeGen/ppc64-long-double.cpp
===================================================================
--- clang/test/CodeGen/ppc64-long-double.cpp
+++ clang/test/CodeGen/ppc64-long-double.cpp
@@ -16,6 +16,20 @@
// RUN: %clang_cc1 -triple powerpc64-linux-musl -emit-llvm -o - -mlong-double-128 %s | \
// RUN: FileCheck --check-prefix=IBM128 %s
+// Check IBM-quad and IEEE-quad macros are defined.
+// RUN: %clang -E -dM -ffreestanding -target powerpc64le-linux-gnu %s \
+// RUN: -mabi=ibmlongdouble | FileCheck -check-prefix=CHECK-DEF-IBM128 %s
+// RUN: %clang -E -dM -ffreestanding -target powerpc64le-linux-gnu %s \
+// RUN: -mabi=ieeelongdouble | FileCheck -check-prefix=CHECK-DEF-IEEE128 %s
+// RUN: %clang -E -dM -ffreestanding -target powerpc64le-linux-gnu %s \
+// RUN: -mlong-double-64 | FileCheck -check-prefix=CHECK-DEF-F64 %s
+
+// CHECK-DEF-IBM128: #define __LONG_DOUBLE_128__
+// CHECK-DEF-IBM128: #define __LONG_DOUBLE_IBM128__
+// CHECK-DEF-IEEE128: #define __LONG_DOUBLE_128__
+// CHECK-DEF-IEEE128: #define __LONG_DOUBLE_IEEE128__
+// CHECK-DEF-F64-NOT: #define __LONG_DOUBLE_128__
+
long double x = 0;
int size = sizeof(x);
Index: clang/lib/Basic/Targets/PPC.cpp
===================================================================
--- clang/lib/Basic/Targets/PPC.cpp
+++ clang/lib/Basic/Targets/PPC.cpp
@@ -122,6 +122,10 @@
if (LongDoubleWidth == 128) {
Builder.defineMacro("__LONG_DOUBLE_128__");
Builder.defineMacro("__LONGDOUBLE128");
+ if (Opts.PPCIEEELongDouble)
+ Builder.defineMacro("__LONG_DOUBLE_IEEE128__");
+ else
+ Builder.defineMacro("__LONG_DOUBLE_IBM128__");
}
// Define this for elfv2 (64-bit only) or 64-bit darwin.
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