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tcg: Fix iteration step in 32-bit gvec operation

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The loop in the 32-bit case of the vector compare operation
was incorrectly incrementing by 8 bytes per iteration instead
of 4 bytes. This caused the function to process only half of
the intended elements.

Cc: qemu-stable@nongnu.org
Fixes: 9622c697d1 (tcg: Add gvec compare with immediate and scalar operand)
Signed-off-by: TANG Tiancheng <tangtiancheng.ttc@alibaba-inc.com>
Reviewed-by: Liu Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20240904142739.854-2-zhiwei_liu@linux.alibaba.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
(cherry picked from commit 9d8d5a5b9078a16b4c0862fe54248c5cc8435648)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
TANG Tiancheng 2024-09-04 22:27:26 +08:00 committed by Michael Tokarev
parent d996783c47
commit a85f57b6a9
1 changed files with 1 additions and 1 deletions
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tcg/tcg-op-gvec.c
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@ -3925,7 +3925,7 @@ void tcg_gen_gvec_cmps(TCGCond cond, unsigned vece, uint32_t dofs,
uint32_t i;
tcg_gen_extrl_i64_i32(t1, c);
for (i = 0; i < oprsz; i += 8) {
for (i = 0; i < oprsz; i += 4) {
tcg_gen_ld_i32(t0, tcg_env, aofs + i);
tcg_gen_negsetcond_i32(cond, t0, t0, t1);
tcg_gen_st_i32(t0, tcg_env, dofs + i);