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riscv-gcc-1
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lvzhengyang
riscv-gcc-1
Commits
875c5a31
Commit
875c5a31
authored
Oct 22, 1992
by
Richard Stallman
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(GO_IF_INDEXABLE_BASE): Allow LABEL_REF only if it's for a jump table.
From-SVN: r2553
parent
4cdb3e78
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gcc/config/m68k/m68k.h
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gcc/config/m68k/m68k.h
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875c5a31
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@@ -1128,8 +1128,15 @@ __transfer_from_trampoline () \
#define GO_IF_NONINDEXED_ADDRESS(X, ADDR) \
{ if (INDIRECTABLE_1_ADDRESS_P (X)) goto ADDR; }
#define GO_IF_INDEXABLE_BASE(X, ADDR) \
{ if (GET_CODE (X) == LABEL_REF) goto ADDR; \
/* Only labels on dispatch tables are valid for indexing from. */
#define GO_IF_INDEXABLE_BASE(X, ADDR) \
{ rtx temp; \
if (GET_CODE (X) == LABEL_REF \
&& (temp = next_nonnote_insn (XEXP (X, 0))) != 0 \
&& GET_CODE (temp) == JUMP_INSN \
&& (GET_CODE (PATTERN (temp)) == ADDR_VEC \
|| GET_CODE (PATTERN (temp)) == ADDR_DIFF_VEC)) \
goto ADDR; \
if (GET_CODE (X) == REG && REG_OK_FOR_BASE_P (X)) goto ADDR; }
#define GO_IF_INDEXING(X, ADDR) \
...
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