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authorRichard Henderson2020-12-09 20:58:39 +0100
committerRichard Henderson2021-01-07 16:09:06 +0100
commit07ce0b05300de5bc8f1932a4cfbe38f3323e5ab1 (patch)
treea22f2b213b2cb96c8e0e30c69bca9edb00b678bc /tcg/tci
parenttcg/i386: Adjust TCG_TARGET_HAS_MEMORY_BSWAP (diff)
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tcg: Introduce INDEX_op_qemu_st8_i32
Enable this on i386 to restrict the set of input registers for an 8-bit store, as required by the architecture. This removes the last use of scratch registers for user-only mode. Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/tci')
-rw-r--r--tcg/tci/tcg-target.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/tcg/tci/tcg-target.h b/tcg/tci/tcg-target.h
index b84480f989..e8277caee2 100644
--- a/tcg/tci/tcg-target.h
+++ b/tcg/tci/tcg-target.h
@@ -88,6 +88,7 @@
#define TCG_TARGET_HAS_mulsh_i32 0
#define TCG_TARGET_HAS_goto_ptr 0
#define TCG_TARGET_HAS_direct_jump 1
+#define TCG_TARGET_HAS_qemu_st8_i32 0
#if TCG_TARGET_REG_BITS == 64
#define TCG_TARGET_HAS_extrl_i64_i32 0