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authorRichard Henderson <richard.henderson@linaro.org>2021-05-14 10:13:15 -0500
committerRichard Henderson <richard.henderson@linaro.org>2021-05-19 12:15:47 -0500
commita77ca425d741b9806a2d15afdc6ed53c85777f8f (patch)
tree43c644bb44e08eea5e8d56c0182f8fc2c024e8a7
parenta8b9b657a0825dda1ce0f61f60543b44261239bf (diff)
downloadfocaccia-qemu-a77ca425d741b9806a2d15afdc6ed53c85777f8f.tar.gz
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target/i386: Reduce DisasContext.vex_[lv] to uint8_t
Currently, vex_l is either {0,1}; if in the future we implement
AVX-512, the max value will be 2.  In vex_v we store a register
number.  This is 0-15 for SSE, and 0-31 for AVX-512.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20210514151342.384376-24-richard.henderson@linaro.org>
-rw-r--r--target/i386/tcg/translate.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c
index 61c0573c2f..1367e53e4e 100644
--- a/target/i386/tcg/translate.c
+++ b/target/i386/tcg/translate.c
@@ -97,8 +97,8 @@ typedef struct DisasContext {
     uint8_t rex_b;
     bool rex_w;
 #endif
-    int vex_l;  /* vex vector length */
-    int vex_v;  /* vex vvvv register, without 1's complement.  */
+    uint8_t vex_l;  /* vex vector length */
+    uint8_t vex_v;  /* vex vvvv register, without 1's complement.  */
     CCOp cc_op;  /* current CC operation */
     bool cc_op_dirty;
     int tf;     /* TF cpu flag */