diff options
Diffstat (limited to 'lib/Target/Mips/Mips16InstrInfo.td')
| -rw-r--r-- | lib/Target/Mips/Mips16InstrInfo.td | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/lib/Target/Mips/Mips16InstrInfo.td b/lib/Target/Mips/Mips16InstrInfo.td index 0edd225..aef4e92 100644 --- a/lib/Target/Mips/Mips16InstrInfo.td +++ b/lib/Target/Mips/Mips16InstrInfo.td @@ -292,6 +292,11 @@ class FRR16_ins<bits<5> f, string asmstr, InstrItinClass itin> : !strconcat(asmstr, "\t$rx, $ry"), [], itin> { } +class FRRBreakNull16_ins<string asmstr, InstrItinClass itin> : + FRRBreak16<(outs), (ins), asmstr, [], itin> { + let Code=0; +} + class FRR16R_ins<bits<5> f, string asmstr, InstrItinClass itin> : FRR16<f, (outs), (ins CPU16Regs:$rx, CPU16Regs:$ry), !strconcat(asmstr, "\t$rx, $ry"), [], itin> { @@ -574,6 +579,13 @@ def BnezRxImm16: FRI16_B_ins<0b00101, "bnez", IIAlu>, cbranch16; // def BnezRxImmX16: FEXT_RI16_B_ins<0b00101, "bnez", IIAlu>, cbranch16; + +// +//Format: BREAK immediate +// Purpose: Breakpoint +// To cause a Breakpoint exception. + +def Break16: FRRBreakNull16_ins<"break 0", NoItinerary>; // // Format: BTEQZ offset MIPS16e // Purpose: Branch on T Equal to Zero (Extended) @@ -1796,3 +1808,6 @@ def : Mips16Pat<(i32 (extloadi8 addr16:$src)), (LbuRxRyOffMemX16 addr16:$src)>; def : Mips16Pat<(i32 (extloadi16 addr16:$src)), (LhuRxRyOffMemX16 addr16:$src)>; + +def: Mips16Pat<(trap), (Break16)>; + |