From: Philippe Mathieu-Daudé Date: Fri, 22 Oct 2021 09:33:49 +0000 (+0200) Subject: target/mips: Fix MSA MSUBV.B opcode X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=36b39a69b2e7649d317a08dd81da39a7c9bc14f3;p=qmiga%2Fqemu.git target/mips: Fix MSA MSUBV.B opcode The result of the 'Vector Multiply and Subtract' opcode is incorrect with Byte vectors. Probably due to a copy/paste error, commit 5f148a02327 mistakenly used the $wt (target register) instead of $wd (destination register) as first operand. Fix that. Cc: Aleksandar Rikalo Fixes: 5f148a02327 ("target/mips: msa: Split helpers for MSUBV.") Reviewed-by: Richard Henderson Reviewed-by: Jiaxun Yang Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20211028210843.2120802-3-f4bug@amsat.org> --- diff --git a/target/mips/tcg/msa_helper.c b/target/mips/tcg/msa_helper.c index d978909527..5667b1f0a1 100644 --- a/target/mips/tcg/msa_helper.c +++ b/target/mips/tcg/msa_helper.c @@ -3303,22 +3303,22 @@ void helper_msa_msubv_b(CPUMIPSState *env, wr_t *pws = &(env->active_fpu.fpr[ws].wr); wr_t *pwt = &(env->active_fpu.fpr[wt].wr); - pwd->b[0] = msa_msubv_df(DF_BYTE, pwt->b[0], pws->b[0], pwt->b[0]); - pwd->b[1] = msa_msubv_df(DF_BYTE, pwt->b[1], pws->b[1], pwt->b[1]); - pwd->b[2] = msa_msubv_df(DF_BYTE, pwt->b[2], pws->b[2], pwt->b[2]); - pwd->b[3] = msa_msubv_df(DF_BYTE, pwt->b[3], pws->b[3], pwt->b[3]); - pwd->b[4] = msa_msubv_df(DF_BYTE, pwt->b[4], pws->b[4], pwt->b[4]); - pwd->b[5] = msa_msubv_df(DF_BYTE, pwt->b[5], pws->b[5], pwt->b[5]); - pwd->b[6] = msa_msubv_df(DF_BYTE, pwt->b[6], pws->b[6], pwt->b[6]); - pwd->b[7] = msa_msubv_df(DF_BYTE, pwt->b[7], pws->b[7], pwt->b[7]); - pwd->b[8] = msa_msubv_df(DF_BYTE, pwt->b[8], pws->b[8], pwt->b[8]); - pwd->b[9] = msa_msubv_df(DF_BYTE, pwt->b[9], pws->b[9], pwt->b[9]); - pwd->b[10] = msa_msubv_df(DF_BYTE, pwt->b[10], pws->b[10], pwt->b[10]); - pwd->b[11] = msa_msubv_df(DF_BYTE, pwt->b[11], pws->b[11], pwt->b[11]); - pwd->b[12] = msa_msubv_df(DF_BYTE, pwt->b[12], pws->b[12], pwt->b[12]); - pwd->b[13] = msa_msubv_df(DF_BYTE, pwt->b[13], pws->b[13], pwt->b[13]); - pwd->b[14] = msa_msubv_df(DF_BYTE, pwt->b[14], pws->b[14], pwt->b[14]); - pwd->b[15] = msa_msubv_df(DF_BYTE, pwt->b[15], pws->b[15], pwt->b[15]); + pwd->b[0] = msa_msubv_df(DF_BYTE, pwd->b[0], pws->b[0], pwt->b[0]); + pwd->b[1] = msa_msubv_df(DF_BYTE, pwd->b[1], pws->b[1], pwt->b[1]); + pwd->b[2] = msa_msubv_df(DF_BYTE, pwd->b[2], pws->b[2], pwt->b[2]); + pwd->b[3] = msa_msubv_df(DF_BYTE, pwd->b[3], pws->b[3], pwt->b[3]); + pwd->b[4] = msa_msubv_df(DF_BYTE, pwd->b[4], pws->b[4], pwt->b[4]); + pwd->b[5] = msa_msubv_df(DF_BYTE, pwd->b[5], pws->b[5], pwt->b[5]); + pwd->b[6] = msa_msubv_df(DF_BYTE, pwd->b[6], pws->b[6], pwt->b[6]); + pwd->b[7] = msa_msubv_df(DF_BYTE, pwd->b[7], pws->b[7], pwt->b[7]); + pwd->b[8] = msa_msubv_df(DF_BYTE, pwd->b[8], pws->b[8], pwt->b[8]); + pwd->b[9] = msa_msubv_df(DF_BYTE, pwd->b[9], pws->b[9], pwt->b[9]); + pwd->b[10] = msa_msubv_df(DF_BYTE, pwd->b[10], pws->b[10], pwt->b[10]); + pwd->b[11] = msa_msubv_df(DF_BYTE, pwd->b[11], pws->b[11], pwt->b[11]); + pwd->b[12] = msa_msubv_df(DF_BYTE, pwd->b[12], pws->b[12], pwt->b[12]); + pwd->b[13] = msa_msubv_df(DF_BYTE, pwd->b[13], pws->b[13], pwt->b[13]); + pwd->b[14] = msa_msubv_df(DF_BYTE, pwd->b[14], pws->b[14], pwt->b[14]); + pwd->b[15] = msa_msubv_df(DF_BYTE, pwd->b[15], pws->b[15], pwt->b[15]); } void helper_msa_msubv_h(CPUMIPSState *env,