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Remember to save longs and doubles. Yikes.

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This commit is contained in:
David Given 2018-09-19 00:09:50 +02:00
parent 365c89c9e7
commit 8fda024ec8
1 changed files with 24 additions and 0 deletions
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24
mach/mips/mcg/platform.c
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@ -94,9 +94,21 @@ struct hop* platform_prologue(void)
if (hreg->attrs & burm_int_ATTR)
hop_add_insel(hop, "sw %H, %d(fp)",
hreg, current_proc->fp_to_rb + hreg->offset);
else if (hreg->attrs & burm_long_ATTR)
{
hop_add_insel(hop, "sw %0H, %d(fp)",
hreg, current_proc->fp_to_rb + hreg->offset + 0);
hop_add_insel(hop, "sw %1H, %d(fp)",
hreg, current_proc->fp_to_rb + hreg->offset + 4);
}
else if (hreg->attrs & burm_float_ATTR)
hop_add_insel(hop, "swc1 %H, %d(fp)",
hreg, current_proc->fp_to_rb + hreg->offset);
else if (hreg->attrs & burm_double_ATTR)
hop_add_insel(hop, "sdc1 %H, %d(fp)",
hreg, current_proc->fp_to_rb + hreg->offset);
else
fatal("unsavable non-volatile register %s", hreg->id);
}
return hop;
}
@ -112,9 +124,21 @@ struct hop* platform_epilogue(void)
if (hreg->attrs & burm_int_ATTR)
hop_add_insel(hop, "lw %H, %d(fp)",
hreg, current_proc->fp_to_rb + hreg->offset);
else if (hreg->attrs & burm_long_ATTR)
{
hop_add_insel(hop, "lw %0H, %d(fp)",
hreg, current_proc->fp_to_rb + hreg->offset + 0);
hop_add_insel(hop, "lw %1H, %d(fp)",
hreg, current_proc->fp_to_rb + hreg->offset + 4);
}
else if (hreg->attrs & burm_float_ATTR)
hop_add_insel(hop, "lwc1 %H, %d(fp)",
hreg, current_proc->fp_to_rb + hreg->offset);
else if (hreg->attrs & burm_double_ATTR)
hop_add_insel(hop, "ldc1 %H, %d(fp)",
hreg, current_proc->fp_to_rb + hreg->offset);
else
fatal("unloadable non-volatile register %s", hreg->id);
}
hop_add_insel(hop, "lw ra, 4(fp)");