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author | Johnny Chen <johnny.chen@apple.com> | 2010-02-11 18:12:29 +0000 |
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committer | Johnny Chen <johnny.chen@apple.com> | 2010-02-11 18:12:29 +0000 |
commit | c6f7b27fdab506bc15d6e5f356adf1e455d1d571 (patch) | |
tree | 617ff0b0cbc215e347dfaf2806d7ba556059454b /lib | |
parent | b5b90eddcd5e0a3199a7d5064b9d7551cc1dff9c (diff) | |
download | external_llvm-c6f7b27fdab506bc15d6e5f356adf1e455d1d571.zip external_llvm-c6f7b27fdab506bc15d6e5f356adf1e455d1d571.tar.gz external_llvm-c6f7b27fdab506bc15d6e5f356adf1e455d1d571.tar.bz2 |
Added BKPT/tBKPT (breakpoint) to the instruction table for disassembly purpose.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95884 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Target/ARM/ARMInstrInfo.td | 9 | ||||
-rw-r--r-- | lib/Target/ARM/ARMInstrThumb.td | 8 |
2 files changed, 17 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td index 1e3847f..ea7a569 100644 --- a/lib/Target/ARM/ARMInstrInfo.td +++ b/lib/Target/ARM/ARMInstrInfo.td @@ -612,6 +612,15 @@ def NOP : AI<(outs), (ins), Pseudo, NoItinerary, "nop", "", let Inst{7-0} = 0b00000000; } +// The i32imm operand $val can be used by a debugger to store more information +// about the breakpoint. +def BKPT : AI<(outs), (ins i32imm:$val), Pseudo, NoItinerary, "bkpt", "\t$val", + [/* For disassembly only; pattern left blank */]>, + Requires<[IsARM]> { + let Inst{27-20} = 0b00010010; + let Inst{7-4} = 0b0111; +} + def DBG : AI<(outs), (ins i32imm:$opt), Pseudo, NoItinerary, "dbg", "\t$opt", [/* For disassembly only; pattern left blank */]>, Requires<[IsARM, HasV7]> { diff --git a/lib/Target/ARM/ARMInstrThumb.td b/lib/Target/ARM/ARMInstrThumb.td index 1dcea26..64142ad 100644 --- a/lib/Target/ARM/ARMInstrThumb.td +++ b/lib/Target/ARM/ARMInstrThumb.td @@ -132,6 +132,14 @@ PseudoInst<(outs), (ins i32imm:$amt), NoItinerary, [(ARMcallseq_start imm:$amt)]>, Requires<[IsThumb1Only]>; } +// The i32imm operand $val can be used by a debugger to store more information +// about the breakpoint. +def tBKPT : T1I<(outs), (ins i32imm:$val), NoItinerary, "bkpt\t$val", + [/* For disassembly only; pattern left blank */]>, + T1Encoding<0b101111> { + let Inst{9-8} = 0b10; +} + // For both thumb1 and thumb2. let isNotDuplicable = 1 in def tPICADD : TIt<(outs GPR:$dst), (ins GPR:$lhs, pclabel:$cp), IIC_iALUr, |