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| author | Silviu Baranga <silviu.baranga@arm.com> | 2012-04-18 12:48:43 +0000 |
|---|---|---|
| committer | Silviu Baranga <silviu.baranga@arm.com> | 2012-04-18 12:48:43 +0000 |
| commit | 9da1918c84e74f95803c88df185601f6056a99eb (patch) | |
| tree | 2a081d4eed732065a6fbd2d386578e1bef3e2d70 | |
| parent | 296a7bb49f2e93ef83058a7128f6f3bf6c16378a (diff) | |
| download | bcm5719-llvm-9da1918c84e74f95803c88df185601f6056a99eb.tar.gz bcm5719-llvm-9da1918c84e74f95803c88df185601f6056a99eb.zip | |
Add suport for unpredicatble cases of the cmp, tst, teq and cmnz ARM instructions in the disassembler.
llvm-svn: 154999
| -rw-r--r-- | llvm/lib/Target/ARM/ARMInstrInfo.td | 12 | ||||
| -rw-r--r-- | llvm/test/MC/Disassembler/ARM/unpredictable-AI1cmp-arm.txt | 30 |
2 files changed, 40 insertions, 2 deletions
diff --git a/llvm/lib/Target/ARM/ARMInstrInfo.td b/llvm/lib/Target/ARM/ARMInstrInfo.td index 9fb7b24ea4b..9d005eeb818 100644 --- a/llvm/lib/Target/ARM/ARMInstrInfo.td +++ b/llvm/lib/Target/ARM/ARMInstrInfo.td @@ -1187,6 +1187,8 @@ multiclass AI1_cmp_irs<bits<4> opcod, string opc, let Inst{19-16} = Rn; let Inst{15-12} = 0b0000; let Inst{11-0} = imm; + + let Unpredictable{15-12} = 0b1111; } def rr : AI1<opcod, (outs), (ins GPR:$Rn, GPR:$Rm), DPFrm, iir, opc, "\t$Rn, $Rm", @@ -1200,6 +1202,8 @@ multiclass AI1_cmp_irs<bits<4> opcod, string opc, let Inst{15-12} = 0b0000; let Inst{11-4} = 0b00000000; let Inst{3-0} = Rm; + + let Unpredictable{15-12} = 0b1111; } def rsi : AI1<opcod, (outs), (ins GPR:$Rn, so_reg_imm:$shift), DPSoRegImmFrm, iis, @@ -1214,11 +1218,13 @@ multiclass AI1_cmp_irs<bits<4> opcod, string opc, let Inst{11-5} = shift{11-5}; let Inst{4} = 0; let Inst{3-0} = shift{3-0}; + + let Unpredictable{15-12} = 0b1111; } def rsr : AI1<opcod, (outs), - (ins GPR:$Rn, so_reg_reg:$shift), DPSoRegRegFrm, iis, + (ins GPRnopc:$Rn, so_reg_reg:$shift), DPSoRegRegFrm, iis, opc, "\t$Rn, $shift", - [(opnode GPR:$Rn, so_reg_reg:$shift)]> { + [(opnode GPRnopc:$Rn, so_reg_reg:$shift)]> { bits<4> Rn; bits<12> shift; let Inst{25} = 0; @@ -1230,6 +1236,8 @@ multiclass AI1_cmp_irs<bits<4> opcod, string opc, let Inst{6-5} = shift{6-5}; let Inst{4} = 1; let Inst{3-0} = shift{3-0}; + + let Unpredictable{15-12} = 0b1111; } } diff --git a/llvm/test/MC/Disassembler/ARM/unpredictable-AI1cmp-arm.txt b/llvm/test/MC/Disassembler/ARM/unpredictable-AI1cmp-arm.txt new file mode 100644 index 00000000000..dac4390cde8 --- /dev/null +++ b/llvm/test/MC/Disassembler/ARM/unpredictable-AI1cmp-arm.txt @@ -0,0 +1,30 @@ +# RUN: llvm-mc --disassemble %s -triple=armv7-linux-gnueabi |& FileCheck %s + +# CHECK: potentially undefined +# CHECK: 0x01 0x10 0x50 0x03 +0x01 0x10 0x50 0x03 + +# CHECK: potentially undefined +# CHECK: 0x82 0x10 0x50 0x01 +0x82 0x10 0x50 0x01 + +# CHECK: potentially undefined +# CHECK: 0x02 0x10 0x50 0x01 +0x02 0x10 0x50 0x01 + +# CHECK: potentially undefined +# CHECK: 0x1f 0x01 0x52 0x01 +0x1f 0x01 0x52 0x01 + +# CHECK: potentially undefined +# CHECK: 0x10 0x11 0x52 0x01 +0x10 0x11 0x52 0x01 + +# CHECK: potentially undefined +# CHECK: 0x10 0x0f 0x51 0x01 +0x10 0x0f 0x51 0x01 + +# CHECK: potentially undefined +# CHECK: 0x10 0x01 0x5f 0x01 +0x10 0x01 0x5f 0x01 + |
