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[v3,06/16] tcg/mips: Unify TCG_GUEST_BASE_REG tests

Message ID 20210818201931.393394-7-richard.henderson@linaro.org
State Superseded
Headers show
Series tcg/mips: Unaligned access and other cleanup | expand

Commit Message

Richard Henderson Aug. 18, 2021, 8:19 p.m. UTC 
In tcg_out_qemu_ld/st, we already check for guest_base matching int16_t.
Mirror that when setting up TCG_GUEST_BASE_REG in the prologue.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 tcg/mips/tcg-target.c.inc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
2.25.1
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Patch

diff --git a/tcg/mips/tcg-target.c.inc b/tcg/mips/tcg-target.c.inc
index b3a2cc88ab..4019c22f3c 100644
--- a/tcg/mips/tcg-target.c.inc
+++ b/tcg/mips/tcg-target.c.inc
@@ -2671,7 +2671,7 @@  static void tcg_target_qemu_prologue(TCGContext *s)
     }
 
 #ifndef CONFIG_SOFTMMU
-    if (guest_base) {
+    if (guest_base != (int16_t)guest_base) {
         tcg_out_movi(s, TCG_TYPE_PTR, TCG_GUEST_BASE_REG, guest_base);
         tcg_regset_set_reg(s->reserved_regs, TCG_GUEST_BASE_REG);
     }