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tcg/i386: Fix dupi for avx2 32-bit hosts

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The previous change wrongly stated that 32-bit avx2 should have
used VPBROADCASTW.  But that's a 16-bit broadcast and we want a
32-bit broadcast.

Fixes: 7b60ef3264
Cc: qemu-stable@nongnu.org
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2020-09-06 17:38:32 -07:00
parent 70cad3c400
commit f80d09b599
1 changed files with 1 additions and 1 deletions
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2
tcg/i386/tcg-target.c.inc
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@ -958,7 +958,7 @@ static void tcg_out_dupi_vec(TCGContext *s, TCGType type,
new_pool_label(s, arg, R_386_PC32, s->code_ptr - 4, -4);
} else {
if (have_avx2) {
tcg_out_vex_modrm_pool(s, OPC_VPBROADCASTW + vex_l, ret);
tcg_out_vex_modrm_pool(s, OPC_VPBROADCASTD + vex_l, ret);
} else {
tcg_out_vex_modrm_pool(s, OPC_VBROADCASTSS, ret);
}