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[PULL 10/38] tcg/tci: Split out tci_args_ri and tci_args_rI


From: Richard Henderson
Subject: [PULL 10/38] tcg/tci: Split out tci_args_ri and tci_args_rI
Date: Wed, 17 Mar 2021 09:34:16 -0600

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 tcg/tci.c | 38 ++++++++++++++++++++++----------------
 1 file changed, 22 insertions(+), 16 deletions(-)

diff --git a/tcg/tci.c b/tcg/tci.c
index 854fc8df5d..9bb529c5ae 100644
--- a/tcg/tci.c
+++ b/tcg/tci.c
@@ -121,16 +121,6 @@ static int32_t tci_read_s32(const uint8_t **tb_ptr)
     return value;
 }
 
-#if TCG_TARGET_REG_BITS == 64
-/* Read constant (64 bit) from bytecode. */
-static uint64_t tci_read_i64(const uint8_t **tb_ptr)
-{
-    uint64_t value = *(const uint64_t *)(*tb_ptr);
-    *tb_ptr += sizeof(value);
-    return value;
-}
-#endif
-
 /* Read indexed register (native size) from bytecode. */
 static tcg_target_ulong
 tci_read_rval(const tcg_target_ulong *regs, const uint8_t **tb_ptr)
@@ -181,6 +171,8 @@ static tcg_target_ulong tci_read_label(const uint8_t 
**tb_ptr)
  * where arguments is a sequence of
  *
  *   c = condition (TCGCond)
+ *   i = immediate (uint32_t)
+ *   I = immediate (tcg_target_ulong)
  *   l = label or pointer
  *   r = register
  *   s = signed ldst offset
@@ -198,6 +190,22 @@ static void tci_args_rr(const uint8_t **tb_ptr,
     *r1 = tci_read_r(tb_ptr);
 }
 
+static void tci_args_ri(const uint8_t **tb_ptr,
+                        TCGReg *r0, tcg_target_ulong *i1)
+{
+    *r0 = tci_read_r(tb_ptr);
+    *i1 = tci_read_i32(tb_ptr);
+}
+
+#if TCG_TARGET_REG_BITS == 64
+static void tci_args_rI(const uint8_t **tb_ptr,
+                        TCGReg *r0, tcg_target_ulong *i1)
+{
+    *r0 = tci_read_r(tb_ptr);
+    *i1 = tci_read_i(tb_ptr);
+}
+#endif
+
 static void tci_args_rrr(const uint8_t **tb_ptr,
                          TCGReg *r0, TCGReg *r1, TCGReg *r2)
 {
@@ -483,9 +491,8 @@ uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState 
*env,
             regs[r0] = regs[r1];
             break;
         case INDEX_op_tci_movi_i32:
-            t0 = *tb_ptr++;
-            t1 = tci_read_i32(&tb_ptr);
-            tci_write_reg(regs, t0, t1);
+            tci_args_ri(&tb_ptr, &r0, &t1);
+            regs[r0] = t1;
             break;
 
             /* Load/store operations (32 bit). */
@@ -705,9 +712,8 @@ uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState 
*env,
 #endif
 #if TCG_TARGET_REG_BITS == 64
         case INDEX_op_tci_movi_i64:
-            t0 = *tb_ptr++;
-            t1 = tci_read_i64(&tb_ptr);
-            tci_write_reg(regs, t0, t1);
+            tci_args_rI(&tb_ptr, &r0, &t1);
+            regs[r0] = t1;
             break;
 
             /* Load/store operations (64 bit). */
-- 
2.25.1




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