Debug Info Testing: use null instead of an empty string in context field.

[oota-llvm.git] / test / CodeGen / ARM / atomic-load-store.ll

diff --git a/test/CodeGen/ARM/atomic-load-store.ll b/test/CodeGen/ARM/atomic-load-store.ll
index 1625e53c91ae7bca12186505079a78524a859201..53c7184d2a84b75695f267ad206ceb508d489e0b 100644 (file)
--- a/test/CodeGen/ARM/atomic-load-store.ll
+++ b/test/CodeGen/ARM/atomic-load-store.ll
@@ -1,18 +1,20 @@
-; RUN: llc < %s -mtriple=armv7-apple-ios | FileCheck %s -check-prefix=ARM
-; RUN: llc < %s -mtriple=thumbv7-apple-ios | FileCheck %s -check-prefix=THUMBTWO
+; RUN: llc < %s -mtriple=armv7-apple-ios -verify-machineinstrs | FileCheck %s -check-prefix=ARM
+; RUN: llc < %s -mtriple=armv7-apple-ios -O0 | FileCheck %s -check-prefix=ARM
+; RUN: llc < %s -mtriple=thumbv7-apple-ios -verify-machineinstrs | FileCheck %s -check-prefix=THUMBTWO
 ; RUN: llc < %s -mtriple=thumbv6-apple-ios | FileCheck %s -check-prefix=THUMBONE
+; RUN  llc < %s -mtriple=armv4-apple-ios | FileCheck %s -check-prefix=ARMV4
 
 define void @test1(i32* %ptr, i32 %val1) {
 ; ARM: test1
-; ARM: dmb ish
+; ARM: dmb {{ish$}}
 ; ARM-NEXT: str
-; ARM-NEXT: dmb ish
+; ARM-NEXT: dmb {{ish$}}
 ; THUMBONE: test1
 ; THUMBONE: __sync_lock_test_and_set_4
 ; THUMBTWO: test1
-; THUMBTWO: dmb ish
+; THUMBTWO: dmb {{ish$}}
 ; THUMBTWO-NEXT: str
-; THUMBTWO-NEXT: dmb ish
+; THUMBTWO-NEXT: dmb {{ish$}}
   store atomic i32 %val1, i32* %ptr seq_cst, align 4
   ret void
 }
@@ -20,12 +22,50 @@ define void @test1(i32* %ptr, i32 %val1) {
 define i32 @test2(i32* %ptr) {
 ; ARM: test2
 ; ARM: ldr
-; ARM-NEXT: dmb ish
+; ARM-NEXT: dmb {{ish$}}
 ; THUMBONE: test2
 ; THUMBONE: __sync_val_compare_and_swap_4
 ; THUMBTWO: test2
 ; THUMBTWO: ldr
-; THUMBTWO-NEXT: dmb ish
+; THUMBTWO-NEXT: dmb {{ish$}}
   %val = load atomic i32* %ptr seq_cst, align 4
   ret i32 %val
 }
+
+define void @test3(i8* %ptr1, i8* %ptr2) {
+; ARM: test3
+; ARM: ldrb
+; ARM: strb
+; THUMBTWO: test3
+; THUMBTWO: ldrb
+; THUMBTWO: strb
+; THUMBONE: test3
+; THUMBONE: ldrb
+; THUMBONE: strb
+  %val = load atomic i8* %ptr1 unordered, align 1
+  store atomic i8 %val, i8* %ptr2 unordered, align 1
+  ret void
+}
+
+define void @test4(i8* %ptr1, i8* %ptr2) {
+; THUMBONE: test4
+; THUMBONE: ___sync_val_compare_and_swap_1
+; THUMBONE: ___sync_lock_test_and_set_1
+  %val = load atomic i8* %ptr1 seq_cst, align 1
+  store atomic i8 %val, i8* %ptr2 seq_cst, align 1
+  ret void
+}
+
+define i64 @test_old_load_64bit(i64* %p) {
+; ARMV4: test_old_load_64bit
+; ARMV4: ___sync_val_compare_and_swap_8
+  %1 = load atomic i64* %p seq_cst, align 8
+  ret i64 %1
+}
+
+define void @test_old_store_64bit(i64* %p, i64 %v) {
+; ARMV4: test_old_store_64bit
+; ARMV4: ___sync_lock_test_and_set_8
+  store atomic i64 %v, i64* %p seq_cst, align 8
+  ret void
+}