diff options
Diffstat (limited to 'test/MC/AArch64/SVE/movprfx.s')
-rw-r--r-- | test/MC/AArch64/SVE/movprfx.s | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/test/MC/AArch64/SVE/movprfx.s b/test/MC/AArch64/SVE/movprfx.s new file mode 100644 index 000000000000..8065967ebc3a --- /dev/null +++ b/test/MC/AArch64/SVE/movprfx.s @@ -0,0 +1,97 @@ +// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %s \ +// RUN: | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST +// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \ +// RUN: | FileCheck %s --check-prefix=CHECK-ERROR +// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \ +// RUN: | llvm-objdump -d -mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST +// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \ +// RUN: | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN + +// This test file is mostly empty because most 'movprfx' tests are embedded +// with other instructions that are destructive and can be prefixed +// by the movprfx instruction. A list of destructive instructions +// is given below by their mnemonic, which have tests in corresponding +// <mnemonic>.s test files: +// +// abs decp fdivr fnmla fsubr mov sdivr sqincw umulh +// add eon fmad fnmls ftmad msb sdot sqsub uqadd +// and eor fmax fnmsb incd mul smax sub uqdecd +// asr ext fmaxnm frecpx inch neg smin subr uqdech +// asrd fabd fmin frinta incp not smulh sxtb uqdecp +// asrr fabs fminnm frinti incw orn splice sxth uqdecw +// bic fadd fmla frintm insr orr sqadd sxtw uqincd +// clasta fcadd fmls frintn lsl rbit sqdecd uabd uqinch +// clastb fcmla fmov frintp lslr revb sqdech ucvtf uqincp +// cls fcpy fmsb frintx lsr revh sqdecp udiv uqincw +// clz fcvt fmul frintz lsrr revw sqdecw udivr uqsub +// cnot fcvtzs fmulx fscale mad sabd sqincd udot uxtb +// cnt fcvtzu fneg fsqrt mla scvtf sqinch umax uxth +// cpy fdiv fnmad fsub mls sdiv sqincp umin uxtw + + +// ------------------------------------------------------------------------- // +// Test compatibility with MOVPRFX instruction with BRK and HLT. +// +// Section 7.1.2 of the SVE Architecture Reference Manual Supplement: +// "it is permitted to use MOVPRFX to prefix an A64 BRK or HLT instruction" + +movprfx z0, z1 +// CHECK-INST: movprfx z0, z1 +// CHECK-ENCODING: [0x20,0xbc,0x20,0x04] +// CHECK-ERROR: instruction requires: sve +// CHECK-UNKNOWN: 20 bc 20 04 <unknown> + +hlt #1 +// CHECK-INST: hlt #0x1 +// CHECK-ENCODING: [0x20,0x00,0x40,0xd4] + +movprfx z0.d, p0/z, z1.d +// CHECK-INST: movprfx z0.d, p0/z, z1.d +// CHECK-ENCODING: [0x20,0x20,0xd0,0x04] +// CHECK-ERROR: instruction requires: sve +// CHECK-UNKNOWN: 20 20 d0 04 <unknown> + +hlt #1 +// CHECK-INST: hlt #0x1 +// CHECK-ENCODING: [0x20,0x00,0x40,0xd4] + +movprfx z0, z1 +// CHECK-INST: movprfx z0, z1 +// CHECK-ENCODING: [0x20,0xbc,0x20,0x04] +// CHECK-ERROR: instruction requires: sve +// CHECK-UNKNOWN: 20 bc 20 04 <unknown> + +brk #1 +// CHECK-INST: brk #0x1 +// CHECK-ENCODING: [0x20,0x00,0x20,0xd4] + +movprfx z0.d, p0/z, z1.d +// CHECK-INST: movprfx z0.d, p0/z, z1.d +// CHECK-ENCODING: [0x20,0x20,0xd0,0x04] +// CHECK-ERROR: instruction requires: sve +// CHECK-UNKNOWN: 20 20 d0 04 <unknown> + +brk #1 +// CHECK-INST: brk #0x1 +// CHECK-ENCODING: [0x20,0x00,0x20,0xd4] + +// ------------------------------------------------------------------------- // +// Ensure we don't try to apply a prefix to subsequent instructions (upon success) + +movprfx z0, z1 +// CHECK-INST: movprfx z0, z1 +// CHECK-ENCODING: [0x20,0xbc,0x20,0x04] +// CHECK-ERROR: instruction requires: sve +// CHECK-UNKNOWN: 20 bc 20 04 <unknown> + +add z0.d, p0/m, z0.d, z1.d +// CHECK-INST: add z0.d, p0/m, z0.d, z1.d +// CHECK-ENCODING: [0x20,0x00,0xc0,0x04] +// CHECK-ERROR: instruction requires: sve +// CHECK-UNKNOWN: 20 00 c0 04 <unknown> + +add z0.d, p0/m, z0.d, z1.d +// CHECK-INST: add z0.d, p0/m, z0.d, z1.d +// CHECK-ENCODING: [0x20,0x00,0xc0,0x04] +// CHECK-ERROR: instruction requires: sve +// CHECK-UNKNOWN: 20 00 c0 04 <unknown> |