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| author | Joey Gouly <joey.gouly@arm.com> | 2013-09-05 15:35:24 +0000 |
|---|---|---|
| committer | Joey Gouly <joey.gouly@arm.com> | 2013-09-05 15:35:24 +0000 |
| commit | 4897151df698197f0eb5c4085545312dbb20c94d (patch) | |
| tree | c01a96e1254455cb74d6ebcdf1993bdee36c7a31 /test/MC | |
| parent | b5523ce1bb50e86942ad5273e3a89872c4d26b73 (diff) | |
| download | external_llvm-4897151df698197f0eb5c4085545312dbb20c94d.zip external_llvm-4897151df698197f0eb5c4085545312dbb20c94d.tar.gz external_llvm-4897151df698197f0eb5c4085545312dbb20c94d.tar.bz2 | |
[ARMv8] Implement the new DMB/DSB operands.
This removes the custom ISD Node: MEMBARRIER and replaces it
with an intrinsic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190055 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/MC')
| -rw-r--r-- | test/MC/ARM/basic-arm-instructions-v8.s | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/test/MC/ARM/basic-arm-instructions-v8.s b/test/MC/ARM/basic-arm-instructions-v8.s index 130a4c5..a447e0f 100644 --- a/test/MC/ARM/basic-arm-instructions-v8.s +++ b/test/MC/ARM/basic-arm-instructions-v8.s @@ -1,6 +1,6 @@ @ New ARMv8 A32 encodings -@ RUN: llvm-mc -triple armv8 -show-encoding < %s | FileCheck %s --check-prefix=CHECK-V8 +@ RUN: not llvm-mc -triple armv8 -show-encoding -mattr=+db < %s | FileCheck %s --check-prefix=CHECK-V8 @ RUN: not llvm-mc -triple armv7 -show-encoding < %s 2>&1 | FileCheck %s --check-prefix=CHECK-V7 @ HLT @@ -15,3 +15,38 @@ hltal #0 @ CHECK-V8: hlt #0 @ encoding: [0x70,0x00,0x00,0xe1] @ CHECK-V7: error: instruction requires: armv8 + +@------------------------------------------------------------------------------ +@ DMB (v8 barriers) +@------------------------------------------------------------------------------ + dmb ishld + dmb oshld + dmb nshld + dmb ld + dmb #20 + +@ CHECK-V8: dmb ishld @ encoding: [0x59,0xf0,0x7f,0xf5] +@ CHECK-V8: dmb oshld @ encoding: [0x51,0xf0,0x7f,0xf5] +@ CHECK-V8: dmb nshld @ encoding: [0x55,0xf0,0x7f,0xf5] +@ CHECK-V8: dmb ld @ encoding: [0x5d,0xf0,0x7f,0xf5] +@ CHECK-V7: error: invalid operand for instruction +@ CHECK-V7: error: invalid operand for instruction +@ CHECK-V7: error: invalid operand for instruction +@ CHECK-V7: error: invalid operand for instruction +@ CHECK-V7: error: immediate value out of range + +@------------------------------------------------------------------------------ +@ DSB (v8 barriers) +@------------------------------------------------------------------------------ + dsb ishld + dsb oshld + dsb nshld + dsb ld + +@ CHECK-V8: dsb ishld @ encoding: [0x49,0xf0,0x7f,0xf5] +@ CHECK-V8: dsb oshld @ encoding: [0x41,0xf0,0x7f,0xf5] +@ CHECK-V8: dsb nshld @ encoding: [0x45,0xf0,0x7f,0xf5] +@ CHECK-V8: dsb ld @ encoding: [0x4d,0xf0,0x7f,0xf5] +@ CHECK-V7: error: invalid operand for instruction +@ CHECK-V7: error: invalid operand for instruction +@ CHECK-V7: error: invalid operand for instruction |