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author | Richard Henderson <rth@twiddle.net> | 2013-08-28 11:16:16 -0700 |
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committer | Richard Henderson <rth@twiddle.net> | 2013-10-01 10:20:33 -0700 |
commit | e5e2e4a74b75b41f72e1e3b3bac8c2a6b02896c2 (patch) | |
tree | e4521cd67f5bc630f6a6d1f8a267ad2fdd6f1b24 /tcg/arm | |
parent | d9f4dde4a6d34f14509664edc262016f21be5aac (diff) | |
download | qemu-e5e2e4a74b75b41f72e1e3b3bac8c2a6b02896c2.zip qemu-e5e2e4a74b75b41f72e1e3b3bac8c2a6b02896c2.tar.gz qemu-e5e2e4a74b75b41f72e1e3b3bac8c2a6b02896c2.tar.bz2 |
tcg-arm: Use strd for tcg_out_arg_reg64
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'tcg/arm')
-rw-r--r-- | tcg/arm/tcg-target.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/tcg/arm/tcg-target.c b/tcg/arm/tcg-target.c index 9d2fe8a..f953f4e 100644 --- a/tcg/arm/tcg-target.c +++ b/tcg/arm/tcg-target.c @@ -1149,9 +1149,16 @@ static TCGReg tcg_out_arg_reg64(TCGContext *s, TCGReg argreg, if (argreg & 1) { argreg++; } - argreg = tcg_out_arg_reg32(s, argreg, arglo); - argreg = tcg_out_arg_reg32(s, argreg, arghi); - return argreg; + if (use_armv6_instructions && argreg >= 4 + && (arglo & 1) == 0 && arghi == arglo + 1) { + tcg_out_strd_8(s, COND_AL, arglo, + TCG_REG_CALL_STACK, (argreg - 4) * 4); + return argreg + 2; + } else { + argreg = tcg_out_arg_reg32(s, argreg, arglo); + argreg = tcg_out_arg_reg32(s, argreg, arghi); + return argreg; + } } #define TLB_SHIFT (CPU_TLB_ENTRY_BITS + CPU_TLB_BITS) |