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From-SVN: r176
This commit is contained in:
Richard Kenner 1992-01-10 22:09:10 -05:00
parent 68e9eb95ab
commit 3462dc4515
2 changed files with 12 additions and 7 deletions
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5
gcc/genemit.c
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@ -459,9 +459,10 @@ gen_split (split)
int operands;
if (XVEC (split, 0) == 0)
fatal ("define_split %d lacks a pattern", insn_index_number);
fatal ("define_split (definition %d) lacks a pattern", insn_index_number);
else if (XVEC (split, 2) == 0)
fatal ("define_split %d lacks a replacement pattern", insn_index_number);
fatal ("define_split (definition %d) lacks a replacement pattern",
insn_index_number);
/* Find out how many operands this function has. */

14
gcc/reorg.c
View File

@ -303,8 +303,8 @@ mark_referenced_resources (x, res, include_called_routine)
if (include_called_routine)
{
/* A CALL references memory, the frame pointer if it exists, the
stack pointer, and any registers given in USE insns immediately
in front of the CALL.
stack pointer, any global registers and any registers given in
USE insns immediately in front of the CALL.
However, we may have moved some of the parameter loading insns
into the delay slot of this CALL. If so, the USE's for them
@ -328,6 +328,10 @@ mark_referenced_resources (x, res, include_called_routine)
if (frame_pointer_needed)
SET_HARD_REG_BIT (res->regs, FRAME_POINTER_REGNUM);
for (i = 0; i < FIRST_PSEUDO_REGISTER; i++)
if (global_regs[i])
SET_HARD_REG_BIT (res->regs, i);
/* Skip any labels between the CALL_INSN and possible USE insns. */
while (GET_CODE (insn) == CODE_LABEL)
insn = PREV_INSN (insn);
@ -403,8 +407,8 @@ mark_set_resources (insn, res, include_called_routine)
case CALL_INSN:
/* Called routine modifies the condition code, memory, any registers
that aren't saved across calls, and anything explicitly CLOBBERed
immediately after the CALL_INSN. */
that aren't saved across calls, global registers and anything
explicitly CLOBBERed immediately after the CALL_INSN. */
if (include_called_routine)
{
@ -412,7 +416,7 @@ mark_set_resources (insn, res, include_called_routine)
res->cc = res->memory = 1;
for (i = 0; i < FIRST_PSEUDO_REGISTER; i++)
if (call_used_regs[i])
if (call_used_regs[i] || global_regs[i])
SET_HARD_REG_BIT (res->regs, i);
/* Skip any possible labels between the CALL_INSN and CLOBBERs. */