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authorPeter Maydell <peter.maydell@linaro.org>2020-10-30 19:47:54 +0000
committerPeter Maydell <peter.maydell@linaro.org>2020-10-30 19:47:54 +0000
commitc3dee4de9252ec6f675603e460f9a668f1b5ec1b (patch)
treead971590dfbb61efbc69b9abf4e034a6773363c0 /include
parent9a2ea4f4a7230fe224dee91d9adf2ef872c3d226 (diff)
parent1d705e8a5bbfe36294081baa45ab68a9ad987f33 (diff)
downloadfocaccia-qemu-c3dee4de9252ec6f675603e460f9a668f1b5ec1b.tar.gz
focaccia-qemu-c3dee4de9252ec6f675603e460f9a668f1b5ec1b.zip
Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-tcg-20201027' into staging
Optimize across branches.
Add logging for cpu_io_recompile.

# gpg: Signature made Tue 27 Oct 2020 16:48:50 GMT
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg:                issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A  05C0 64DF 38E8 AF7E 215F

* remotes/rth-gitlab/tags/pull-tcg-20201027:
  accel/tcg: Add CPU_LOG_EXEC tracing for cpu_io_recompile()
  tcg/optimize: Flush data at labels not TCG_OPF_BB_END
  tcg: Do not kill globals at conditional branches

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include')
-rw-r--r--include/tcg/tcg-opc.h7
-rw-r--r--include/tcg/tcg.h4
2 files changed, 7 insertions, 4 deletions
diff --git a/include/tcg/tcg-opc.h b/include/tcg/tcg-opc.h
index e3929b80d2..67092e82c6 100644
--- a/include/tcg/tcg-opc.h
+++ b/include/tcg/tcg-opc.h
@@ -81,7 +81,7 @@ DEF(extract_i32, 1, 1, 2, IMPL(TCG_TARGET_HAS_extract_i32))
 DEF(sextract_i32, 1, 1, 2, IMPL(TCG_TARGET_HAS_sextract_i32))
 DEF(extract2_i32, 1, 2, 1, IMPL(TCG_TARGET_HAS_extract2_i32))
 
-DEF(brcond_i32, 0, 2, 2, TCG_OPF_BB_END)
+DEF(brcond_i32, 0, 2, 2, TCG_OPF_BB_END | TCG_OPF_COND_BRANCH)
 
 DEF(add2_i32, 2, 4, 0, IMPL(TCG_TARGET_HAS_add2_i32))
 DEF(sub2_i32, 2, 4, 0, IMPL(TCG_TARGET_HAS_sub2_i32))
@@ -89,7 +89,8 @@ DEF(mulu2_i32, 2, 2, 0, IMPL(TCG_TARGET_HAS_mulu2_i32))
 DEF(muls2_i32, 2, 2, 0, IMPL(TCG_TARGET_HAS_muls2_i32))
 DEF(muluh_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_muluh_i32))
 DEF(mulsh_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_mulsh_i32))
-DEF(brcond2_i32, 0, 4, 2, TCG_OPF_BB_END | IMPL(TCG_TARGET_REG_BITS == 32))
+DEF(brcond2_i32, 0, 4, 2,
+    TCG_OPF_BB_END | TCG_OPF_COND_BRANCH | IMPL(TCG_TARGET_REG_BITS == 32))
 DEF(setcond2_i32, 1, 4, 1, IMPL(TCG_TARGET_REG_BITS == 32))
 
 DEF(ext8s_i32, 1, 1, 0, IMPL(TCG_TARGET_HAS_ext8s_i32))
@@ -159,7 +160,7 @@ DEF(extrh_i64_i32, 1, 1, 0,
     IMPL(TCG_TARGET_HAS_extrh_i64_i32)
     | (TCG_TARGET_REG_BITS == 32 ? TCG_OPF_NOT_PRESENT : 0))
 
-DEF(brcond_i64, 0, 2, 2, TCG_OPF_BB_END | IMPL64)
+DEF(brcond_i64, 0, 2, 2, TCG_OPF_BB_END | TCG_OPF_COND_BRANCH | IMPL64)
 DEF(ext8s_i64, 1, 1, 0, IMPL64 | IMPL(TCG_TARGET_HAS_ext8s_i64))
 DEF(ext16s_i64, 1, 1, 0, IMPL64 | IMPL(TCG_TARGET_HAS_ext16s_i64))
 DEF(ext32s_i64, 1, 1, 0, IMPL64 | IMPL(TCG_TARGET_HAS_ext32s_i64))
diff --git a/include/tcg/tcg.h b/include/tcg/tcg.h
index 8804a8c4a2..8ff9dad4ef 100644
--- a/include/tcg/tcg.h
+++ b/include/tcg/tcg.h
@@ -990,7 +990,7 @@ typedef struct TCGArgConstraint {
 
 #define TCG_MAX_OP_ARGS 16
 
-/* Bits for TCGOpDef->flags, 8 bits available.  */
+/* Bits for TCGOpDef->flags, 8 bits available, all used.  */
 enum {
     /* Instruction exits the translation block.  */
     TCG_OPF_BB_EXIT      = 0x01,
@@ -1008,6 +1008,8 @@ enum {
     TCG_OPF_NOT_PRESENT  = 0x20,
     /* Instruction operands are vectors.  */
     TCG_OPF_VECTOR       = 0x40,
+    /* Instruction is a conditional branch. */
+    TCG_OPF_COND_BRANCH  = 0x80
 };
 
 typedef struct TCGOpDef {