Merge remote-tracking branch 'remotes/rth/tags/pull-tcg-20190612' into staging

Fix vector arithmetic right shift helpers.

# gpg: Signature made Thu 13 Jun 2019 05:10:11 BST
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg:                issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
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* remotes/rth/tags/pull-tcg-20190612:
  tcg: Fix typos in helper_gvec_sar{8,32,64}v

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

accel/tcg/tcg-runtime-gvec.c

@@ -874,7 +874,7 @@ void HELPER(gvec_sar8v)(void *d, void *a, void *b, uint32_t desc)
     intptr_t oprsz = simd_oprsz(desc);
     intptr_t i;
 
-    for (i = 0; i < oprsz; i += sizeof(vec8)) {
+    for (i = 0; i < oprsz; i += sizeof(int8_t)) {
         uint8_t sh = *(uint8_t *)(b + i) & 7;
         *(int8_t *)(d + i) = *(int8_t *)(a + i) >> sh;
     }
@@ -898,7 +898,7 @@ void HELPER(gvec_sar32v)(void *d, void *a, void *b, uint32_t desc)
     intptr_t oprsz = simd_oprsz(desc);
     intptr_t i;
 
-    for (i = 0; i < oprsz; i += sizeof(vec32)) {
+    for (i = 0; i < oprsz; i += sizeof(int32_t)) {
         uint8_t sh = *(uint32_t *)(b + i) & 31;
         *(int32_t *)(d + i) = *(int32_t *)(a + i) >> sh;
     }
@@ -910,7 +910,7 @@ void HELPER(gvec_sar64v)(void *d, void *a, void *b, uint32_t desc)
     intptr_t oprsz = simd_oprsz(desc);
     intptr_t i;
 
-    for (i = 0; i < oprsz; i += sizeof(vec64)) {
+    for (i = 0; i < oprsz; i += sizeof(int64_t)) {
         uint8_t sh = *(uint64_t *)(b + i) & 63;
         *(int64_t *)(d + i) = *(int64_t *)(a + i) >> sh;
     }