[PATCH 02/12] target/arm: Use generic hrev32_i32() in ARM REV16 and VREV16 opcodes

[Philippe Mathieu-Daudé]

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 target/arm/tcg/translate-a32.h  |  1 -
 target/arm/tcg/translate-neon.c |  2 +-
 target/arm/tcg/translate.c      | 14 +-------------
 3 files changed, 2 insertions(+), 15 deletions(-)

diff --git a/target/arm/tcg/translate-a32.h b/target/arm/tcg/translate-a32.h
index 0c8f408eea..6cc02c83b9 100644
--- a/target/arm/tcg/translate-a32.h
+++ b/target/arm/tcg/translate-a32.h
@@ -45,7 +45,6 @@ void gen_lookup_tb(DisasContext *s);
 long vfp_reg_offset(bool dp, unsigned reg);
 long neon_full_reg_offset(unsigned reg);
 long neon_element_offset(int reg, int element, MemOp memop);
-void gen_rev16(TCGv_i32 dest, TCGv_i32 var);
 void clear_eci_state(DisasContext *s);
 bool mve_eci_check(DisasContext *s);
 void mve_update_eci(DisasContext *s);
diff --git a/target/arm/tcg/translate-neon.c b/target/arm/tcg/translate-neon.c
index 0e59b03ff9..9489dc0b3e 100644
--- a/target/arm/tcg/translate-neon.c
+++ b/target/arm/tcg/translate-neon.c
@@ -3528,7 +3528,7 @@ static bool trans_VREV16(DisasContext *s, arg_2misc *a)
     if (a->size != 0) {
         return false;
     }
-    return do_2misc(s, a, gen_rev16);
+    return do_2misc(s, a, tcg_gen_hrev32_i32);
 }
 
 static bool trans_VCLS(DisasContext *s, arg_2misc *a)
diff --git a/target/arm/tcg/translate.c b/target/arm/tcg/translate.c
index 39a42611c6..4ebf04f4de 100644
--- a/target/arm/tcg/translate.c
+++ b/target/arm/tcg/translate.c
@@ -416,18 +416,6 @@ static void gen_smul_dual(TCGv_i32 a, TCGv_i32 b)
     tcg_gen_mov_i32(a, tmp1);
 }
 
-/* Byteswap each halfword.  */
-void gen_rev16(TCGv_i32 dest, TCGv_i32 var)
-{
-    TCGv_i32 tmp = tcg_temp_new_i32();
-    TCGv_i32 mask = tcg_constant_i32(0x00ff00ff);
-    tcg_gen_shri_i32(tmp, var, 8);
-    tcg_gen_and_i32(tmp, tmp, mask);
-    tcg_gen_and_i32(var, var, mask);
-    tcg_gen_shli_i32(var, var, 8);
-    tcg_gen_or_i32(dest, var, tmp);
-}
-
 /* Byteswap low halfword and sign extend.  */
 static void gen_revsh(TCGv_i32 dest, TCGv_i32 var)
 {
@@ -7578,7 +7566,7 @@ static bool trans_REV16(DisasContext *s, arg_rr *a)
     if (!ENABLE_ARCH_6) {
         return false;
     }
-    return op_rr(s, a, gen_rev16);
+    return op_rr(s, a, tcg_gen_hrev32_i32);
 }
 
 static bool trans_REVSH(DisasContext *s, arg_rr *a)
-- 
2.41.0