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tcg-sparc: Change AREG0 in generated code to %i0. 

We can now move the TCG variable from %g[56] to a call-preserved
windowed register.

Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2012-03-25 19:52:11 +02:00
parent c6f7e4fb9a
commit 0c554161b6
2 changed files with 3 additions and 8 deletions
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3
tcg/sparc/tcg-target.c
View File

@ -696,7 +696,8 @@ static void tcg_target_qemu_prologue(TCGContext *s)
tcg_out32(s, JMPL | INSN_RD(TCG_REG_G0) | INSN_RS1(TCG_REG_I1) |
INSN_RS2(TCG_REG_G0));
tcg_out_mov(s, TCG_TYPE_PTR, TCG_AREG0, TCG_REG_I0);
/* delay slot */
tcg_out_nop(s);
}
#if defined(CONFIG_SOFTMMU)

8
tcg/sparc/tcg-target.h
View File

@ -130,13 +130,7 @@ typedef enum {
#define TCG_TARGET_HAS_GUEST_BASE
#ifdef CONFIG_SOLARIS
#define TCG_AREG0 TCG_REG_G2
#elif HOST_LONG_BITS == 64
#define TCG_AREG0 TCG_REG_G5
#else
#define TCG_AREG0 TCG_REG_G6
#endif
#define TCG_AREG0 TCG_REG_I0
static inline void flush_icache_range(tcg_target_ulong start,
tcg_target_ulong stop)