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tcg: Relax requirement for mulu2_i32 on 32-bit hosts

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Instead require either mulu2_i32 or muluh_i32.  The code in tcg-op.h
already supports looking for both.  Previous incomplete conversion?

Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2014-03-26 10:59:14 -07:00
parent 671c835b7d
commit df9ebea53e
5 changed files with 12 additions and 1 deletions
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8
tcg/tcg.h
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@ -97,7 +97,6 @@ typedef uint64_t TCGRegSet;
/* Turn some undef macros into true macros. */
#define TCG_TARGET_HAS_add2_i32 1
#define TCG_TARGET_HAS_sub2_i32 1
#define TCG_TARGET_HAS_mulu2_i32 1
#endif
#ifndef TCG_TARGET_deposit_i32_valid
@ -121,6 +120,13 @@ typedef uint64_t TCGRegSet;
#define TCG_TARGET_HAS_rem_i64 0
#endif
/* For 32-bit targets, some sort of unsigned widening multiply is required. */
#if TCG_TARGET_REG_BITS == 32 \
&& !(defined(TCG_TARGET_HAS_mulu2_i32) \
|| defined(TCG_TARGET_HAS_muluh_i32))
# error "Missing unsigned widening multiply"
#endif
typedef enum TCGOpcode {
#define DEF(name, oargs, iargs, cargs, flags) INDEX_op_ ## name,
#include "tcg-opc.h"