[WebAssembly] Reverse the order of operands for br_if

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

diff --git a/test/CodeGen/ARM/atomic-cmpxchg.ll b/test/CodeGen/ARM/atomic-cmpxchg.ll
index 10db26c53e43d1f79b5785d78c0557cf8f11b439..32cdf4174ddccfdea4ae213e5f2be1eebd6b0d98 100644 (file)
--- a/test/CodeGen/ARM/atomic-cmpxchg.ll
+++ b/test/CodeGen/ARM/atomic-cmpxchg.ll
@@ -1,6 +1,9 @@
 ; RUN: llc < %s -mtriple=arm-linux-gnueabi -asm-verbose=false -verify-machineinstrs | FileCheck %s -check-prefix=CHECK-ARM
 ; RUN: llc < %s -mtriple=thumb-linux-gnueabi -asm-verbose=false -verify-machineinstrs | FileCheck %s -check-prefix=CHECK-THUMB
 
+; RUN: llc < %s -mtriple=armv6-linux-gnueabi -asm-verbose=false -verify-machineinstrs | FileCheck %s -check-prefix=CHECK-ARMV6
+; RUN: llc < %s -mtriple=thumbv6-linux-gnueabi -asm-verbose=false -verify-machineinstrs | FileCheck %s -check-prefix=CHECK-THUMBV6
+
 ; RUN: llc < %s -mtriple=armv7-linux-gnueabi -asm-verbose=false -verify-machineinstrs | FileCheck %s -check-prefix=CHECK-ARMV7
 ; RUN: llc < %s -mtriple=thumbv7-linux-gnueabi -asm-verbose=false -verify-machineinstrs | FileCheck %s -check-prefix=CHECK-THUMBV7
 
@@ -26,10 +29,38 @@ entry:
 ; CHECK-THUMB: movs r0, #1
 ; CHECK-THUMB: movs [[R2:r[0-9]+]], #0
 ; CHECK-THUMB: cmp [[R1]], {{r[0-9]+}}
-; CHECK-THU<B: beq
+; CHECK-THUMB: beq
 ; CHECK-THUMB: push  {[[R2]]}
 ; CHECK-THUMB: pop {r0}
 
+; CHECK-ARMV6-LABEL: test_cmpxchg_res_i8:
+; CHECK-ARMV6-NEXT:  .fnstart
+; CHECK-ARMV6-NEXT: uxtb [[DESIRED:r[0-9]+]], r1
+; CHECK-ARMV6-NEXT: [[TRY:.LBB[0-9_]+]]:
+; CHECK-ARMV6-NEXT: ldrexb [[LD:r[0-9]+]], [r0]
+; CHECK-ARMV6-NEXT: mov [[RES:r[0-9]+]], #0
+; CHECK-ARMV6-NEXT: cmp [[LD]], [[DESIRED]]
+; CHECK-ARMV6-NEXT: bne [[END:.LBB[0-9_]+]]
+; CHECK-ARMV6-NEXT: strexb [[SUCCESS:r[0-9]+]], r2, [r0]
+; CHECK-ARMV6-NEXT: mov [[RES]], #1
+; CHECK-ARMV6-NEXT: cmp [[SUCCESS]], #0
+; CHECK-ARMV6-NEXT: bne [[TRY]]
+; CHECK-ARMV6-NEXT: [[END]]:
+; CHECK-ARMV6-NEXT: mov r0, [[RES]]
+; CHECK-ARMV6-NEXT: bx lr
+
+; CHECK-THUMBV6-LABEL: test_cmpxchg_res_i8:
+; CHECK-THUMBV6:       mov [[EXPECTED:r[0-9]+]], r1
+; CHECK-THUMBV6-NEXT:  bl __sync_val_compare_and_swap_1
+; CHECK-THUMBV6-NEXT:  mov [[RES:r[0-9]+]], r0
+; CHECK-THUMBV6-NEXT:  movs r0, #1
+; CHECK-THUMBV6-NEXT:  movs [[ZERO:r[0-9]+]], #0
+; CHECK-THUMBV6-NEXT:  cmp [[RES]], [[EXPECTED]]
+; CHECK-THUMBV6-NEXT:  beq [[END:.LBB[0-9_]+]]
+; CHECK-THUMBV6-NEXT:  mov r0, [[ZERO]]
+; CHECK-THUMBV6-NEXT: [[END]]:
+; CHECK-THUMBV6-NEXT:  pop {{.*}}pc}
+
 ; CHECK-ARMV7-LABEL: test_cmpxchg_res_i8:
 ; CHECK-ARMV7-NEXT: .fnstart
 ; CHECK-ARMV7-NEXT: uxtb [[DESIRED:r[0-9]+]], r1