[clang] 9247145 - [PowerPC][NFC] Add atomic alignments and ops tests for powerpc

[Kai Luo via cfe-commits]

Author: Kai Luo
Date: 2022-03-18T13:22:28+08:00
New Revision: 9247145fbae7c4273acd6b8f3b331716ca80bf18

URL: https://github.com/llvm/llvm-project/commit/9247145fbae7c4273acd6b8f3b331716ca80bf18
DIFF: https://github.com/llvm/llvm-project/commit/9247145fbae7c4273acd6b8f3b331716ca80bf18.diff

LOG: [PowerPC][NFC] Add atomic alignments and ops tests for powerpc

PowerPC is lacking tests checking `_Atomic` alignment in cfe. Adding these tests since we're going to make change to align with gcc on Linux.

Reviewed By: hubert.reinterpretcast, jsji

Differential Revision: https://reviews.llvm.org/D121441

Added: 
    clang/test/CodeGen/PowerPC/atomic-alignment.c

Modified: 
    clang/test/Sema/atomic-ops.c

Removed: 
    


################################################################################
diff  --git a/clang/test/CodeGen/PowerPC/atomic-alignment.c b/clang/test/CodeGen/PowerPC/atomic-alignment.c
new file mode 100644
index 0000000000000..cd6985962c39e
--- /dev/null
+++ b/clang/test/CodeGen/PowerPC/atomic-alignment.c
@@ -0,0 +1,37 @@
+// RUN: %clang_cc1 -verify -triple powerpc-unknown-unknown -emit-llvm -o - %s | \
+// RUN:   FileCheck %s --check-prefixes=PPC,PPC32
+// RUN: %clang_cc1 -verify -triple powerpc64le-unknown-linux -emit-llvm -o - %s | \
+// RUN:   FileCheck %s --check-prefixes=PPC,PPC64
+// RUN: %clang_cc1 -verify -triple powerpc64-unknown-aix -emit-llvm -o - %s | \
+// RUN:   FileCheck %s --check-prefixes=PPC,PPC64
+
+// PPC: @c = global i8 0, align 1{{$}}
+_Atomic(char) c; // expected-no-diagnostics
+
+// PPC: @s = global i16 0, align 2{{$}}
+_Atomic(short) s; // expected-no-diagnostics
+
+// PPC: @i = global i32 0, align 4{{$}}
+_Atomic(int) i; // expected-no-diagnostics
+
+// PPC32: @l = global i32 0, align 4{{$}}
+// PPC64: @l = global i64 0, align 8{{$}}
+_Atomic(long) l; // expected-no-diagnostics
+
+// PPC: @ll = global i64 0, align 8{{$}}
+_Atomic(long long) ll; // expected-no-diagnostics
+
+typedef struct {
+  char x[8];
+} O;
+
+// PPC32: @o = global %struct.O zeroinitializer, align 1{{$}}
+// PPC64: @o = global %struct.O zeroinitializer, align 8{{$}}
+_Atomic(O) o; // expected-no-diagnostics
+
+typedef struct {
+  char x[16];
+} Q;
+
+// PPC: @q = global %struct.Q zeroinitializer, align 1{{$}}
+_Atomic(Q) q; // expected-no-diagnostics

diff  --git a/clang/test/Sema/atomic-ops.c b/clang/test/Sema/atomic-ops.c
index 160a0c09903d9..a3c156d6663b9 100644
--- a/clang/test/Sema/atomic-ops.c
+++ b/clang/test/Sema/atomic-ops.c
@@ -4,6 +4,12 @@
 // RUN:   -fsyntax-only -triple=i686-linux-android -std=c11
 // RUN: %clang_cc1 %s -verify -fgnuc-version=4.2.1 -ffreestanding \
 // RUN:   -fsyntax-only -triple=powerpc64-linux-gnu -std=c11
+// RUN: %clang_cc1 %s -verify -fgnuc-version=4.2.1 -ffreestanding \
+// RUN:   -fsyntax-only -triple=powerpc64-linux-gnu -std=c11 \
+// RUN:   -target-cpu pwr7
+// RUN: %clang_cc1 %s -verify -fgnuc-version=4.2.1 -ffreestanding \
+// RUN:   -fsyntax-only -triple=powerpc64le-linux-gnu -std=c11 \
+// RUN:   -target-cpu pwr8
 
 // Basic parsing/Sema tests for __c11_atomic_*