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MIPS64 R2/R6: Fix FP to integer conversions.

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Thanks to Peter Cawley. #1146
This commit is contained in:
Mike Pall 2024-01-22 19:12:13 +01:00
parent 4b90f6c4d7
commit 2f35cb45fd
1 changed files with 10 additions and 10 deletions
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20
src/lj_asm_mips.h
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@ -653,11 +653,11 @@ static void asm_conv(ASMState *as, IRIns *ir)
rset_exclude(RSET_GPR, dest));
emit_fg(as, MIPSI_TRUNC_L_D, tmp, left); /* Delay slot. */
#if !LJ_TARGET_MIPSR6
emit_branch(as, MIPSI_BC1T, 0, 0, l_end);
emit_fgh(as, MIPSI_C_OLT_D, 0, left, tmp);
emit_branch(as, MIPSI_BC1T, 0, 0, l_end);
emit_fgh(as, MIPSI_C_OLT_D, 0, left, tmp);
#else
emit_branch(as, MIPSI_BC1NEZ, 0, (left&31), l_end);
emit_fgh(as, MIPSI_CMP_LT_D, left, left, tmp);
emit_branch(as, MIPSI_BC1NEZ, 0, (tmp&31), l_end);
emit_fgh(as, MIPSI_CMP_LT_D, tmp, left, tmp);
#endif
emit_lsptr(as, MIPSI_LDC1, (tmp & 31),
(void *)&as->J->k64[LJ_K64_2P63],
@ -670,11 +670,11 @@ static void asm_conv(ASMState *as, IRIns *ir)
rset_exclude(RSET_GPR, dest));
emit_fg(as, MIPSI_TRUNC_L_S, tmp, left); /* Delay slot. */
#if !LJ_TARGET_MIPSR6
emit_branch(as, MIPSI_BC1T, 0, 0, l_end);
emit_fgh(as, MIPSI_C_OLT_S, 0, left, tmp);
emit_branch(as, MIPSI_BC1T, 0, 0, l_end);
emit_fgh(as, MIPSI_C_OLT_S, 0, left, tmp);
#else
emit_branch(as, MIPSI_BC1NEZ, 0, (left&31), l_end);
emit_fgh(as, MIPSI_CMP_LT_S, left, left, tmp);
emit_branch(as, MIPSI_BC1NEZ, 0, (tmp&31), l_end);
emit_fgh(as, MIPSI_CMP_LT_S, tmp, left, tmp);
#endif
emit_lsptr(as, MIPSI_LWC1, (tmp & 31),
(void *)&as->J->k32[LJ_K32_2P63],
@ -690,8 +690,8 @@ static void asm_conv(ASMState *as, IRIns *ir)
MIPSIns mi = irt_is64(ir->t) ?
(st == IRT_NUM ? MIPSI_TRUNC_L_D : MIPSI_TRUNC_L_S) :
(st == IRT_NUM ? MIPSI_TRUNC_W_D : MIPSI_TRUNC_W_S);
emit_tg(as, irt_is64(ir->t) ? MIPSI_DMFC1 : MIPSI_MFC1, dest, left);
emit_fg(as, mi, left, left);
emit_tg(as, irt_is64(ir->t) ? MIPSI_DMFC1 : MIPSI_MFC1, dest, tmp);
emit_fg(as, mi, tmp, left);
#endif
}
}