// Purpose: Load Word (SP-Relative, Extended)
// To load an SP-relative word from memory as a signed value.
//
-def LwRxSpImmX16: FEXT_RI16_SP_explicit_ins<0b10110, "lw", IILoad>, MayLoad;
+def LwRxSpImmX16: FEXT_RI16_SP_explicit_ins<0b10110, "lw", IILoad>, MayLoad{
+ let Uses = [SP];
+}
//
// Format: MOVE r32, rz MIPS16e
FI8_SVRS16<0b1, (outs), (ins uimm16:$frame_size),
"restore\t$$ra, $$s0, $$s1, $frame_size", [], IILoad >, MayLoad {
let isCodeGenOnly = 1;
+ let Defs = [S0, S1, RA, SP];
+ let Uses = [SP];
}
// Use Restore to increment SP since SP is not a Mip 16 register, this
FI8_SVRS16<0b1, (outs), (ins uimm16:$frame_size),
"restore\t$frame_size", [], IILoad >, MayLoad {
let isCodeGenOnly = 1;
+ let Defs = [SP];
+ let Uses = [SP];
}
//
FI8_SVRS16<0b1, (outs), (ins uimm16:$frame_size),
"save\t$$ra, $$s0, $$s1, $frame_size", [], IIStore >, MayStore {
let isCodeGenOnly = 1;
+ let Uses = [RA, SP, S0, S1];
+ let Defs = [SP];
}
//
FI8_SVRS16<0b1, (outs), (ins uimm16:$frame_size),
"save\t$frame_size", [], IIStore >, MayStore {
let isCodeGenOnly = 1;
+ let Uses = [SP];
+ let Defs = [SP];
}
//
// Format: SB ry, offset(rx) MIPS16e