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dacbc9891d
This converts the ARM AsmParser to use the new assembly matcher error reporting mechanism, which allows errors to be reported for multiple instruction encodings when it is ambiguous which one the user intended to use. By itself this doesn't improve many error messages, because we don't have diagnostic text for most operand types, but as we add that then this will allow more of those diagnostic strings to be used when they are relevant. Differential revision: https://reviews.llvm.org/D31530 llvm-svn: 314779
35 lines
1.6 KiB
ArmAsm
35 lines
1.6 KiB
ArmAsm
@ RUN: not llvm-mc -triple=thumbv7m 2>&1 < %s | FileCheck --check-prefix=CHECK-ERRORS %s
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@ RUN: llvm-mc -triple=thumbv7em -show-encoding < %s | FileCheck --check-prefix=CHECK-7EM %s
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sxtab r0, r0, r0
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sxtah r0, r0, r0
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sxtab16 r0, r0, r0
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sxtb16 r0, r0
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sxtb16 r0, r0, ror #8
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@ CHECK-ERRORS: error: instruction requires: dsp
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@ CHECK-ERRORS: error: instruction requires: dsp
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@ CHECK-ERRORS: error: instruction requires: dsp
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@ CHECK-ERRORS: error: instruction requires: dsp
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@ CHECK-ERRORS: error: invalid instruction
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@ CHECK-7EM: sxtab r0, r0, r0 @ encoding: [0x40,0xfa,0x80,0xf0]
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@ CHECK-7EM: sxtah r0, r0, r0 @ encoding: [0x00,0xfa,0x80,0xf0]
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@ CHECK-7EM: sxtab16 r0, r0, r0 @ encoding: [0x20,0xfa,0x80,0xf0]
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@ CHECK-7EM: sxtb16 r0, r0 @ encoding: [0x2f,0xfa,0x80,0xf0]
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@ CHECK-7EM: sxtb16 r0, r0, ror #8 @ encoding: [0x2f,0xfa,0x90,0xf0]
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uxtab r0, r0, r0
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uxtah r0, r0, r0
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uxtab16 r0, r0, r0
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uxtb16 r0, r0
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uxtb16 r0, r0, ror #8
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@ CHECK-ERRORS: error: instruction requires: dsp
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@ CHECK-ERRORS: error: instruction requires: dsp
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@ CHECK-ERRORS: error: instruction requires: dsp
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@ CHECK-ERRORS: error: instruction requires: dsp
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@ CHECK-ERRORS: error: invalid instruction
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@ CHECK-7EM: uxtab r0, r0, r0 @ encoding: [0x50,0xfa,0x80,0xf0]
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@ CHECK-7EM: uxtah r0, r0, r0 @ encoding: [0x10,0xfa,0x80,0xf0]
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@ CHECK-7EM: uxtab16 r0, r0, r0 @ encoding: [0x30,0xfa,0x80,0xf0]
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@ CHECK-7EM: uxtb16 r0, r0 @ encoding: [0x3f,0xfa,0x80,0xf0]
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@ CHECK-7EM: uxtb16 r0, r0, ror #8 @ encoding: [0x3f,0xfa,0x90,0xf0]
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