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MIPS: Add soft-float support to JIT compiler backend.

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This commit is contained in:
Mike Pall
2016-02-10 18:49:22 +01:00
parent 825dcdc4d1
commit f547a1425e
7 changed files with 418 additions and 83 deletions
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30
src/vm_mips.dasc
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@@ -2731,6 +2731,25 @@ static void build_subroutines(BuildCtx *ctx)
|. li CRET1, 0
|.endif
|
|.macro sfmin_max, name, intins
|->vm_sf .. name:
|.if JIT and not FPU
| move TMP2, ra
| bal ->vm_sfcmpolt
|. nop
| move TMP0, CRET1
| move SFRETHI, SFARG1HI
| move SFRETLO, SFARG1LO
| move ra, TMP2
| intins SFRETHI, SFARG2HI, TMP0
| jr ra
|. intins SFRETLO, SFARG2LO, TMP0
|.endif
|.endmacro
|
| sfmin_max min, movz
| sfmin_max max, movn
|
|//-----------------------------------------------------------------------
|//-- Miscellaneous functions --------------------------------------------
|//-----------------------------------------------------------------------
@@ -4882,8 +4901,15 @@ static void build_ins(BuildCtx *ctx, BCOp op, int defop)
| move SFARG1LO, SFRETLO
| bal ->vm_sfcmpolex
|. lw TMP3, FORL_STEP*8+HI(RA)
| b <1
|. lw TMP2, ARG5
if ( op == BC_JFORL ) {
| lhu RD, -4+OFS_RD(PC)
| lw TMP2, ARG5
| b <1
|. decode_RD8b RD
} else {
| b <1
|. lw TMP2, ARG5
}
}
|.endif
break;