tcg: Change tb_target_set_jmp_target arguments

Replace 'tc_ptr' and 'addr' with 'tb' and 'n'.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

accel/tcg/cpu-exec.c

@@ -574,11 +574,16 @@ void tb_set_jmp_target(TranslationBlock *tb, int n, uintptr_t addr)
 {
     tb->jmp_target_addr[n] = addr;
     if (TCG_TARGET_HAS_direct_jump) {
+        /*
+         * Get the rx view of the structure, from which we find the
+         * executable code address, and tb_target_set_jmp_target can
+         * produce a pc-relative displacement to jmp_target_addr[n].
+         */
+        const TranslationBlock *c_tb = tcg_splitwx_to_rx(tb);
         uintptr_t offset = tb->jmp_insn_offset[n];
-        uintptr_t tc_ptr = (uintptr_t)tb->tc.ptr;
+        uintptr_t jmp_rx = (uintptr_t)tb->tc.ptr + offset;
-        uintptr_t jmp_rx = tc_ptr + offset;
         uintptr_t jmp_rw = jmp_rx - tcg_splitwx_diff;
-        tb_target_set_jmp_target(tc_ptr, jmp_rx, jmp_rw, addr);
+        tb_target_set_jmp_target(c_tb, n, jmp_rx, jmp_rw);
     }
 }
 

tcg/aarch64/tcg-target.c.inc

@@ -1353,9 +1353,10 @@ static void tcg_out_call(TCGContext *s, const tcg_insn_unit *target,
     tcg_out_call_int(s, target);
 }
 
-void tb_target_set_jmp_target(uintptr_t tc_ptr, uintptr_t jmp_rx,
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
-                              uintptr_t jmp_rw, uintptr_t addr)
+                              uintptr_t jmp_rx, uintptr_t jmp_rw)
 {
+    uintptr_t addr = tb->jmp_target_addr[n];
     tcg_insn_unit i1, i2;
     TCGType rt = TCG_TYPE_I64;
     TCGReg  rd = TCG_REG_TMP;

tcg/aarch64/tcg-target.h

@@ -152,7 +152,8 @@ typedef enum {
 #define TCG_TARGET_DEFAULT_MO (0)
 #define TCG_TARGET_HAS_MEMORY_BSWAP     0
 
-void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t, uintptr_t);
+void tb_target_set_jmp_target(const TranslationBlock *, int,
+                              uintptr_t, uintptr_t);
 
 #define TCG_TARGET_NEED_LDST_LABELS
 #define TCG_TARGET_NEED_POOL_LABELS

tcg/arm/tcg-target.h

@@ -152,7 +152,8 @@ extern bool use_neon_instructions;
 #define TCG_TARGET_HAS_MEMORY_BSWAP     0
 
 /* not defined -- call should be eliminated at compile time */
-void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t, uintptr_t);
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
+                              uintptr_t, uintptr_t);
 
 #define TCG_TARGET_NEED_LDST_LABELS
 #define TCG_TARGET_NEED_POOL_LABELS

tcg/i386/tcg-target.c.inc

@@ -2374,6 +2374,15 @@ static void tcg_out_goto_tb(TCGContext *s, int which)
     set_jmp_reset_offset(s, which);
 }
 
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
+                              uintptr_t jmp_rx, uintptr_t jmp_rw)
+{
+    /* patch the branch destination */
+    uintptr_t addr = tb->jmp_target_addr[n];
+    qatomic_set((int32_t *)jmp_rw, addr - (jmp_rx + 4));
+    /* no need to flush icache explicitly */
+}
+
 static inline void tcg_out_op(TCGContext *s, TCGOpcode opc,
                               const TCGArg args[TCG_MAX_OP_ARGS],
                               const int const_args[TCG_MAX_OP_ARGS])

tcg/i386/tcg-target.h

@@ -220,13 +220,8 @@ extern bool have_movbe;
 #define TCG_TARGET_extract_i64_valid(ofs, len) \
     (((ofs) == 8 && (len) == 8) || ((ofs) + (len)) == 32)
 
-static inline void tb_target_set_jmp_target(uintptr_t tc_ptr, uintptr_t jmp_rx,
+void tb_target_set_jmp_target(const TranslationBlock *, int,
-                                            uintptr_t jmp_rw, uintptr_t addr)
+                              uintptr_t, uintptr_t);
-{
-    /* patch the branch destination */
-    qatomic_set((int32_t *)jmp_rw, addr - (jmp_rx + 4));
-    /* no need to flush icache explicitly */
-}
 
 /* This defines the natural memory order supported by this
  * architecture before guarantees made by various barrier

tcg/loongarch64/tcg-target.c.inc

@@ -1039,11 +1039,12 @@ static void tcg_out_nop(TCGContext *s)
     tcg_out32(s, NOP);
 }
 
-void tb_target_set_jmp_target(uintptr_t tc_ptr, uintptr_t jmp_rx,
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
-                              uintptr_t jmp_rw, uintptr_t addr)
+                              uintptr_t jmp_rx, uintptr_t jmp_rw)
 {
     tcg_insn_unit i1, i2;
     ptrdiff_t upper, lower;
+    uintptr_t addr = tb->jmp_target_addr[n];
     ptrdiff_t offset = (ptrdiff_t)(addr - jmp_rx) >> 2;
 
     if (offset == sextreg(offset, 0, 26)) {

tcg/loongarch64/tcg-target.h

@@ -171,7 +171,8 @@ typedef enum {
 #define TCG_TARGET_HAS_muluh_i64        1
 #define TCG_TARGET_HAS_mulsh_i64        1
 
-void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t, uintptr_t);
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
+                              uintptr_t, uintptr_t);
 
 #define TCG_TARGET_DEFAULT_MO (0)
 

tcg/mips/tcg-target.h

@@ -206,7 +206,8 @@ extern bool use_mips32r2_instructions;
 #define TCG_TARGET_HAS_MEMORY_BSWAP     1
 
 /* not defined -- call should be eliminated at compile time */
-void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t, uintptr_t)
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
+                              uintptr_t, uintptr_t)
     QEMU_ERROR("code path is reachable");
 
 #define TCG_TARGET_NEED_LDST_LABELS

tcg/ppc/tcg-target.c.inc

@@ -1893,11 +1893,12 @@ static inline void ppc64_replace4(uintptr_t rx, uintptr_t rw,
     flush_idcache_range(rx, rw, 16);
 }
 
-void tb_target_set_jmp_target(uintptr_t tc_ptr, uintptr_t jmp_rx,
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
-                              uintptr_t jmp_rw, uintptr_t addr)
+                              uintptr_t jmp_rx, uintptr_t jmp_rw)
 {
     tcg_insn_unit i0, i1, i2, i3;
-    intptr_t tb_diff = addr - tc_ptr;
+    uintptr_t addr = tb->jmp_target_addr[n];
+    intptr_t tb_diff = addr - (uintptr_t)tb->tc.ptr;
     intptr_t br_diff = addr - (jmp_rx + 4);
     intptr_t lo, hi;
 

tcg/ppc/tcg-target.h

@@ -180,7 +180,8 @@ extern bool have_vsx;
 #define TCG_TARGET_HAS_bitsel_vec       have_vsx
 #define TCG_TARGET_HAS_cmpsel_vec       0
 
-void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t, uintptr_t);
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
+                              uintptr_t, uintptr_t);
 
 #define TCG_TARGET_DEFAULT_MO (0)
 #define TCG_TARGET_HAS_MEMORY_BSWAP     1

tcg/riscv/tcg-target.h

@@ -166,7 +166,8 @@ typedef enum {
 #endif
 
 /* not defined -- call should be eliminated at compile time */
-void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t, uintptr_t);
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
+                              uintptr_t, uintptr_t);
 
 #define TCG_TARGET_DEFAULT_MO (0)
 

tcg/s390x/tcg-target.c.inc

@@ -1970,6 +1970,16 @@ static void tcg_out_goto_tb(TCGContext *s, int which)
     set_jmp_reset_offset(s, which);
 }
 
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
+                              uintptr_t jmp_rx, uintptr_t jmp_rw)
+{
+    /* patch the branch destination */
+    uintptr_t addr = tb->jmp_target_addr[n];
+    intptr_t disp = addr - (jmp_rx - 2);
+    qatomic_set((int32_t *)jmp_rw, disp / 2);
+    /* no need to flush icache explicitly */
+}
+
 # define OP_32_64(x) \
         case glue(glue(INDEX_op_,x),_i32): \
         case glue(glue(INDEX_op_,x),_i64)

tcg/s390x/tcg-target.h

@@ -175,14 +175,8 @@ extern uint64_t s390_facilities[3];
 
 #define TCG_TARGET_DEFAULT_MO (TCG_MO_ALL & ~TCG_MO_ST_LD)
 
-static inline void tb_target_set_jmp_target(uintptr_t tc_ptr, uintptr_t jmp_rx,
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
-                                            uintptr_t jmp_rw, uintptr_t addr)
+                              uintptr_t jmp_rx, uintptr_t jmp_rw);
-{
-    /* patch the branch destination */
-    intptr_t disp = addr - (jmp_rx - 2);
-    qatomic_set((int32_t *)jmp_rw, disp / 2);
-    /* no need to flush icache explicitly */
-}
 
 #define TCG_TARGET_NEED_LDST_LABELS
 #define TCG_TARGET_NEED_POOL_LABELS

tcg/sparc64/tcg-target.c.inc

@@ -1885,10 +1885,11 @@ void tcg_register_jit(const void *buf, size_t buf_size)
     tcg_register_jit_int(buf, buf_size, &debug_frame, sizeof(debug_frame));
 }
 
-void tb_target_set_jmp_target(uintptr_t tc_ptr, uintptr_t jmp_rx,
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
-                              uintptr_t jmp_rw, uintptr_t addr)
+                              uintptr_t jmp_rx, uintptr_t jmp_rw)
 {
-    intptr_t tb_disp = addr - tc_ptr;
+    uintptr_t addr = tb->jmp_target_addr[n];
+    intptr_t tb_disp = addr - (uintptr_t)tb->tc.ptr;
     intptr_t br_disp = addr - jmp_rx;
     tcg_insn_unit i1, i2;
 

tcg/sparc64/tcg-target.h

@@ -155,7 +155,8 @@ extern bool use_vis3_instructions;
 #define TCG_TARGET_DEFAULT_MO (0)
 #define TCG_TARGET_HAS_MEMORY_BSWAP     1
 
-void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t, uintptr_t);
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
+                              uintptr_t, uintptr_t);
 
 #define TCG_TARGET_NEED_POOL_LABELS
 

tcg/tci/tcg-target.h

@@ -177,6 +177,7 @@ typedef enum {
 #define TCG_TARGET_HAS_MEMORY_BSWAP     1
 
 /* not defined -- call should be eliminated at compile time */
-void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t, uintptr_t);
+void tb_target_set_jmp_target(const TranslationBlock *tb, int n,
+                              uintptr_t, uintptr_t);
 
 #endif /* TCG_TARGET_H */