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riscv-gcc-1
Commit 04227afa by Doug Evans
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(mark_set_1): Record explicit hard registers in their raw mode. 

(mark_used_regs): Likewise.

From-SVN: r7669
parent a3b49ccd
Showing with 4 additions and 2 deletions
gcc/flow.c
...@@ -2004,7 +2004,8 @@ mark_set_1 (needed, dead, x, insn, significant) ...@@ -2004,7 +2004,8 @@ mark_set_1 (needed, dead, x, insn, significant)
<< ((regno + i) % REGSET_ELT_BITS))) == 0) << ((regno + i) % REGSET_ELT_BITS))) == 0)
REG_NOTES (insn) REG_NOTES (insn)
= gen_rtx (EXPR_LIST, REG_UNUSED, = gen_rtx (EXPR_LIST, REG_UNUSED,
gen_rtx (REG, word_mode, regno + i), gen_rtx (REG, reg_raw_mode[regno + i],
regno + i),
REG_NOTES (insn)); REG_NOTES (insn));
} }
} }
...@@ -2390,7 +2391,8 @@ mark_used_regs (needed, live, x, final, insn) ...@@ -2390,7 +2391,8 @@ mark_used_regs (needed, live, x, final, insn)
&& ! dead_or_set_regno_p (insn, regno + i)) && ! dead_or_set_regno_p (insn, regno + i))
REG_NOTES (insn) REG_NOTES (insn)
= gen_rtx (EXPR_LIST, REG_DEAD, = gen_rtx (EXPR_LIST, REG_DEAD,
gen_rtx (REG, word_mode, regno + i), gen_rtx (REG, reg_raw_mode[regno + i],
regno + i),
REG_NOTES (insn)); REG_NOTES (insn));
} }
} }
......
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