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varasm.c (assemble_variable): Add cast to remove warning.

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* varasm.c (assemble_variable): Add cast to remove warning.
	(immed_real_const_1): Only use CONST[01]_RTX if not in nested function.

From-SVN: r33165
This commit is contained in:
Richard Kenner 2000-04-15 15:44:19 +00:00 committed by Richard Kenner
parent c29ea88a1d
commit 4cf7705a1e
2 changed files with 15 additions and 7 deletions
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5
gcc/ChangeLog
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@ -1,7 +1,10 @@
Sat Apr 15 10:59:19 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* varasm.c (assemble_variable): Add cast to remove warning.
(immed_real_const_1): Only use CONST[01]_RTX if not in nested function.
* flow.c (count_basic_blocks, find_basic_blocks_1): Remove last change.
* optabs.c (emit_libcall_block): If have REG_EHG_REGION, update
* optabs.c (emit_libcall_block): If have REG_EH_REGION, update
region number to -1.
2000-04-15 Richard Earnshaw (rearnsah@arm.com)

17
gcc/varasm.c
View File

@ -1507,7 +1507,7 @@ assemble_variable (decl, top_level, at_end, dont_output_data)
* (BIGGEST_ALIGNMENT / BITS_PER_UNIT));
#if !defined(ASM_OUTPUT_ALIGNED_COMMON) && !defined(ASM_OUTPUT_ALIGNED_BSS)
if (DECL_ALIGN (decl) / BITS_PER_UNIT > rounded)
if ((unsigned HOST_WIDE_INT) DECL_ALIGN (decl) / BITS_PER_UNIT > rounded)
warning_with_decl
(decl, "requested alignment for %s is greater than implemented alignment of %d.",rounded);
#endif
@ -2162,15 +2162,19 @@ immed_real_const_1 (d, mode)
u.d = d;
/* Detect special cases. */
if (REAL_VALUES_IDENTICAL (dconst0, d))
/* Detect special cases. But be careful we don't use a CONST_DOUBLE
that's from a parent function since it may be in its constant pool. */
if (REAL_VALUES_IDENTICAL (dconst0, d)
&& (cfun == 0 || decl_function_context (current_function_decl) == 0))
return CONST0_RTX (mode);
/* Check for NaN first, because some ports (specifically the i386) do not
emit correct ieee-fp code by default, and thus will generate a core
dump here if we pass a NaN to REAL_VALUES_EQUAL and if REAL_VALUES_EQUAL
does a floating point comparison. */
else if (! REAL_VALUE_ISNAN (d) && REAL_VALUES_EQUAL (dconst1, d))
else if ((! REAL_VALUE_ISNAN (d) && REAL_VALUES_EQUAL (dconst1, d))
&& (cfun == 0
|| decl_function_context (current_function_decl) == 0))
return CONST1_RTX (mode);
if (sizeof u == sizeof (HOST_WIDE_INT))
@ -3677,7 +3681,8 @@ find_pool_constant (f, addr)
struct pool_sym *sym;
const char *label = XSTR (addr, 0);
for (sym = f->varasm->x_const_rtx_sym_hash_table[SYMHASH (label)]; sym; sym = sym->next)
for (sym = f->varasm->x_const_rtx_sym_hash_table[SYMHASH (label)]; sym;
sym = sym->next)
if (sym->label == label)
return sym->pool;