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tcg: Remove TCG_TARGET_NEED_LDST_LABELS and TCG_TARGET_NEED_POOL_LABELS

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Make these features unconditional, as they're used by most
tcg backends anyway.  Merge tcg-ldst.c.inc and tcg-pool.c.inc
into tcg.c and mark some of the functions unused, so that
when the features are not used we won't get Werrors.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2024-12-24 21:43:22 -08:00
parent a4ca7f4a3e
commit a417ef8350
23 changed files with 216 additions and 286 deletions
Download patch file Download diff file Expand all files Collapse all files

4
include/tcg/tcg.h
View file

@ -498,12 +498,8 @@ struct TCGContext {
CPUState *cpu; /* *_trans */
/* These structures are private to tcg-target.c.inc. */
#ifdef TCG_TARGET_NEED_LDST_LABELS
QSIMPLEQ_HEAD(, TCGLabelQemuLdst) ldst_labels;
#endif
#ifdef TCG_TARGET_NEED_POOL_LABELS
struct TCGLabelPoolData *pool_labels;
#endif
TCGLabel *exitreq_label;

2
tcg/aarch64/tcg-target.c.inc
View file

@ -10,8 +10,6 @@
* See the COPYING file in the top-level directory for details.
*/
#include "../tcg-ldst.c.inc"
#include "../tcg-pool.c.inc"
#include "qemu/bitops.h"
/* Used for function call generation. */

2
tcg/aarch64/tcg-target.h
View file

@ -157,7 +157,5 @@ typedef enum {
#define TCG_TARGET_HAS_tst_vec 1
#define TCG_TARGET_DEFAULT_MO (0)
#define TCG_TARGET_NEED_LDST_LABELS
#define TCG_TARGET_NEED_POOL_LABELS
#endif /* AARCH64_TCG_TARGET_H */

2
tcg/arm/tcg-target.c.inc
View file

@ -23,8 +23,6 @@
*/
#include "elf.h"
#include "../tcg-ldst.c.inc"
#include "../tcg-pool.c.inc"
int arm_arch = __ARM_ARCH;

2
tcg/arm/tcg-target.h
View file

@ -145,7 +145,5 @@ extern bool use_neon_instructions;
#define TCG_TARGET_HAS_tst_vec 1
#define TCG_TARGET_DEFAULT_MO (0)
#define TCG_TARGET_NEED_LDST_LABELS
#define TCG_TARGET_NEED_POOL_LABELS
#endif

3
tcg/i386/tcg-target.c.inc
View file

@ -22,9 +22,6 @@
* THE SOFTWARE.
*/
#include "../tcg-ldst.c.inc"
#include "../tcg-pool.c.inc"
/* Used for function call generation. */
#define TCG_TARGET_STACK_ALIGN 16
#if defined(_WIN64)

2
tcg/i386/tcg-target.h
View file

@ -227,7 +227,5 @@ typedef enum {
#include "tcg/tcg-mo.h"
#define TCG_TARGET_DEFAULT_MO (TCG_MO_ALL & ~TCG_MO_ST_LD)
#define TCG_TARGET_NEED_LDST_LABELS
#define TCG_TARGET_NEED_POOL_LABELS
#endif

9
tcg/loongarch64/tcg-target.c.inc
View file

@ -29,7 +29,6 @@
* THE SOFTWARE.
*/
#include "../tcg-ldst.c.inc"
#include <asm/hwcap.h>
/* used for function call generation */
@ -2465,6 +2464,14 @@ static void tcg_out_tb_start(TCGContext *s)
/* nothing to do */
}
static void tcg_out_nop_fill(tcg_insn_unit *p, int count)
{
for (int i = 0; i < count; ++i) {
/* Canonical nop is andi r0,r0,0 */
p[i] = OPC_ANDI;
}
}
static void tcg_target_init(TCGContext *s)
{
unsigned long hwcap = qemu_getauxval(AT_HWCAP);

2
tcg/loongarch64/tcg-target.h
View file

@ -189,6 +189,4 @@ typedef enum {
#define TCG_TARGET_DEFAULT_MO (0)
#define TCG_TARGET_NEED_LDST_LABELS
#endif /* LOONGARCH_TCG_TARGET_H */

3
tcg/mips/tcg-target.c.inc
View file

@ -24,9 +24,6 @@
* THE SOFTWARE.
*/
#include "../tcg-ldst.c.inc"
#include "../tcg-pool.c.inc"
/* used for function call generation */
#define TCG_TARGET_STACK_ALIGN 16
#if _MIPS_SIM == _ABIO32

2
tcg/mips/tcg-target.h
View file

@ -183,7 +183,5 @@ extern bool use_mips32r2_instructions;
#define TCG_TARGET_HAS_tst 0
#define TCG_TARGET_DEFAULT_MO 0
#define TCG_TARGET_NEED_LDST_LABELS
#define TCG_TARGET_NEED_POOL_LABELS
#endif

2
tcg/ppc/tcg-target.c.inc
View file

@ -23,8 +23,6 @@
*/
#include "elf.h"
#include "../tcg-pool.c.inc"
#include "../tcg-ldst.c.inc"
/*
* Standardize on the _CALL_FOO symbols used by GCC:

2
tcg/ppc/tcg-target.h
View file

@ -176,7 +176,5 @@ typedef enum {
#define TCG_TARGET_HAS_tst_vec 0
#define TCG_TARGET_DEFAULT_MO (0)
#define TCG_TARGET_NEED_LDST_LABELS
#define TCG_TARGET_NEED_POOL_LABELS
#endif

3
tcg/riscv/tcg-target.c.inc
View file

@ -27,9 +27,6 @@
* THE SOFTWARE.
*/
#include "../tcg-ldst.c.inc"
#include "../tcg-pool.c.inc"
/* Used for function call generation. */
#define TCG_REG_CALL_STACK TCG_REG_SP
#define TCG_TARGET_STACK_ALIGN 16

3
tcg/riscv/tcg-target.h
View file

@ -161,7 +161,4 @@ typedef enum {
#define TCG_TARGET_DEFAULT_MO (0)
#define TCG_TARGET_NEED_LDST_LABELS
#define TCG_TARGET_NEED_POOL_LABELS
#endif

2
tcg/s390x/tcg-target.c.inc
View file

@ -24,8 +24,6 @@
* THE SOFTWARE.
*/
#include "../tcg-ldst.c.inc"
#include "../tcg-pool.c.inc"
#include "elf.h"
/* Used for function call generation. */

2
tcg/s390x/tcg-target.h
View file

@ -166,7 +166,5 @@ extern uint64_t s390_facilities[3];
#define TCG_TARGET_HAS_tst_vec 0
#define TCG_TARGET_DEFAULT_MO (TCG_MO_ALL & ~TCG_MO_ST_LD)
#define TCG_TARGET_NEED_LDST_LABELS
#define TCG_TARGET_NEED_POOL_LABELS
#endif

3
tcg/sparc64/tcg-target.c.inc
View file

@ -27,9 +27,6 @@
#error "unsupported code generation mode"
#endif
#include "../tcg-ldst.c.inc"
#include "../tcg-pool.c.inc"
/* Used for function call generation. */
#define TCG_REG_CALL_STACK TCG_REG_O6
#define TCG_TARGET_STACK_BIAS 2047

2
tcg/sparc64/tcg-target.h
View file

@ -143,7 +143,5 @@ extern bool use_vis3_instructions;
#define TCG_AREG0 TCG_REG_I0
#define TCG_TARGET_DEFAULT_MO (0)
#define TCG_TARGET_NEED_LDST_LABELS
#define TCG_TARGET_NEED_POOL_LABELS
#endif

65
tcg/tcg-ldst.c.inc
View file

@ -1,65 +0,0 @@
/*
* TCG Backend Data: load-store optimization only.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
/*
* Generate TB finalization at the end of block
*/
static bool tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *l);
static bool tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *l);
static int tcg_out_ldst_finalize(TCGContext *s)
{
TCGLabelQemuLdst *lb;
/* qemu_ld/st slow paths */
QSIMPLEQ_FOREACH(lb, &s->ldst_labels, next) {
if (lb->is_ld
? !tcg_out_qemu_ld_slow_path(s, lb)
: !tcg_out_qemu_st_slow_path(s, lb)) {
return -2;
}
/* Test for (pending) buffer overflow. The assumption is that any
one operation beginning below the high water mark cannot overrun
the buffer completely. Thus we can test for overflow after
generating code without having to check during generation. */
if (unlikely((void *)s->code_ptr > s->code_gen_highwater)) {
return -1;
}
}
return 0;
}
/*
* Allocate a new TCGLabelQemuLdst entry.
*/
static inline TCGLabelQemuLdst *new_ldst_label(TCGContext *s)
{
TCGLabelQemuLdst *l = tcg_malloc(sizeof(*l));
memset(l, 0, sizeof(*l));
QSIMPLEQ_INSERT_TAIL(&s->ldst_labels, l, next);
return l;
}

162
tcg/tcg-pool.c.inc
View file

@ -1,162 +0,0 @@
/*
* TCG Backend Data: constant pool.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
typedef struct TCGLabelPoolData {
struct TCGLabelPoolData *next;
tcg_insn_unit *label;
intptr_t addend;
int rtype;
unsigned nlong;
tcg_target_ulong data[];
} TCGLabelPoolData;
static TCGLabelPoolData *new_pool_alloc(TCGContext *s, int nlong, int rtype,
tcg_insn_unit *label, intptr_t addend)
{
TCGLabelPoolData *n = tcg_malloc(sizeof(TCGLabelPoolData)
+ sizeof(tcg_target_ulong) * nlong);
n->label = label;
n->addend = addend;
n->rtype = rtype;
n->nlong = nlong;
return n;
}
static void new_pool_insert(TCGContext *s, TCGLabelPoolData *n)
{
TCGLabelPoolData *i, **pp;
int nlong = n->nlong;
/* Insertion sort on the pool. */
for (pp = &s->pool_labels; (i = *pp) != NULL; pp = &i->next) {
if (nlong > i->nlong) {
break;
}
if (nlong < i->nlong) {
continue;
}
if (memcmp(n->data, i->data, sizeof(tcg_target_ulong) * nlong) >= 0) {
break;
}
}
n->next = *pp;
*pp = n;
}
/* The "usual" for generic integer code. */
static inline void new_pool_label(TCGContext *s, tcg_target_ulong d, int rtype,
tcg_insn_unit *label, intptr_t addend)
{
TCGLabelPoolData *n = new_pool_alloc(s, 1, rtype, label, addend);
n->data[0] = d;
new_pool_insert(s, n);
}
/* For v64 or v128, depending on the host. */
static inline void new_pool_l2(TCGContext *s, int rtype, tcg_insn_unit *label,
intptr_t addend, tcg_target_ulong d0,
tcg_target_ulong d1)
{
TCGLabelPoolData *n = new_pool_alloc(s, 2, rtype, label, addend);
n->data[0] = d0;
n->data[1] = d1;
new_pool_insert(s, n);
}
/* For v128 or v256, depending on the host. */
static inline void new_pool_l4(TCGContext *s, int rtype, tcg_insn_unit *label,
intptr_t addend, tcg_target_ulong d0,
tcg_target_ulong d1, tcg_target_ulong d2,
tcg_target_ulong d3)
{
TCGLabelPoolData *n = new_pool_alloc(s, 4, rtype, label, addend);
n->data[0] = d0;
n->data[1] = d1;
n->data[2] = d2;
n->data[3] = d3;
new_pool_insert(s, n);
}
/* For v256, for 32-bit host. */
static inline void new_pool_l8(TCGContext *s, int rtype, tcg_insn_unit *label,
intptr_t addend, tcg_target_ulong d0,
tcg_target_ulong d1, tcg_target_ulong d2,
tcg_target_ulong d3, tcg_target_ulong d4,
tcg_target_ulong d5, tcg_target_ulong d6,
tcg_target_ulong d7)
{
TCGLabelPoolData *n = new_pool_alloc(s, 8, rtype, label, addend);
n->data[0] = d0;
n->data[1] = d1;
n->data[2] = d2;
n->data[3] = d3;
n->data[4] = d4;
n->data[5] = d5;
n->data[6] = d6;
n->data[7] = d7;
new_pool_insert(s, n);
}
/* To be provided by cpu/tcg-target.c.inc. */
static void tcg_out_nop_fill(tcg_insn_unit *p, int count);
static int tcg_out_pool_finalize(TCGContext *s)
{
TCGLabelPoolData *p = s->pool_labels;
TCGLabelPoolData *l = NULL;
void *a;
if (p == NULL) {
return 0;
}
/* ??? Round up to qemu_icache_linesize, but then do not round
again when allocating the next TranslationBlock structure. */
a = (void *)ROUND_UP((uintptr_t)s->code_ptr,
sizeof(tcg_target_ulong) * p->nlong);
tcg_out_nop_fill(s->code_ptr, (tcg_insn_unit *)a - s->code_ptr);
s->data_gen_ptr = a;
for (; p != NULL; p = p->next) {
size_t size = sizeof(tcg_target_ulong) * p->nlong;
uintptr_t value;
if (!l || l->nlong != p->nlong || memcmp(l->data, p->data, size)) {
if (unlikely(a > s->code_gen_highwater)) {
return -1;
}
memcpy(a, p->data, size);
a += size;
l = p;
}
value = (uintptr_t)tcg_splitwx_to_rx(a) - size;
if (!patch_reloc(p->label, p->rtype, value, p->addend)) {
return -2;
}
}
s->code_ptr = a;
return 0;
}

211
tcg/tcg.c
View file

@ -66,6 +66,11 @@ static void tcg_target_init(TCGContext *s);
static void tcg_target_qemu_prologue(TCGContext *s);
static bool patch_reloc(tcg_insn_unit *code_ptr, int type,
intptr_t value, intptr_t addend);
static void tcg_out_nop_fill(tcg_insn_unit *p, int count);
typedef struct TCGLabelQemuLdst TCGLabelQemuLdst;
static bool tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *l);
static bool tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *l);
/* The CIE and FDE header definitions will be common to all hosts. */
typedef struct {
@ -90,7 +95,7 @@ typedef struct QEMU_PACKED {
DebugFrameFDEHeader fde;
} DebugFrameHeader;
typedef struct TCGLabelQemuLdst {
struct TCGLabelQemuLdst {
bool is_ld; /* qemu_ld: true, qemu_st: false */
MemOpIdx oi;
TCGType type; /* result type of a load */
@ -101,7 +106,7 @@ typedef struct TCGLabelQemuLdst {
const tcg_insn_unit *raddr; /* addr of the next IR of qemu_ld/st IR */
tcg_insn_unit *label_ptr[2]; /* label pointers to be updated */
QSIMPLEQ_ENTRY(TCGLabelQemuLdst) next;
} TCGLabelQemuLdst;
};
static void tcg_register_jit_int(const void *buf, size_t size,
const void *debug_frame,
@ -175,9 +180,6 @@ static void tcg_out_call(TCGContext *s, const tcg_insn_unit *target,
static TCGReg tcg_target_call_oarg_reg(TCGCallReturnKind kind, int slot);
static bool tcg_target_const_match(int64_t val, int ct,
TCGType type, TCGCond cond, int vece);
#ifdef TCG_TARGET_NEED_LDST_LABELS
static int tcg_out_ldst_finalize(TCGContext *s);
#endif
#ifndef CONFIG_USER_ONLY
#define guest_base ({ qemu_build_not_reached(); (uintptr_t)0; })
@ -634,6 +636,197 @@ static void tcg_out_movext3(TCGContext *s, const TCGMovExtend *i1,
}
}
/*
* Allocate a new TCGLabelQemuLdst entry.
*/
__attribute__((unused))
static TCGLabelQemuLdst *new_ldst_label(TCGContext *s)
{
TCGLabelQemuLdst *l = tcg_malloc(sizeof(*l));
memset(l, 0, sizeof(*l));
QSIMPLEQ_INSERT_TAIL(&s->ldst_labels, l, next);
return l;
}
/*
* Allocate new constant pool entries.
*/
typedef struct TCGLabelPoolData {
struct TCGLabelPoolData *next;
tcg_insn_unit *label;
intptr_t addend;
int rtype;
unsigned nlong;
tcg_target_ulong data[];
} TCGLabelPoolData;
static TCGLabelPoolData *new_pool_alloc(TCGContext *s, int nlong, int rtype,
tcg_insn_unit *label, intptr_t addend)
{
TCGLabelPoolData *n = tcg_malloc(sizeof(TCGLabelPoolData)
+ sizeof(tcg_target_ulong) * nlong);
n->label = label;
n->addend = addend;
n->rtype = rtype;
n->nlong = nlong;
return n;
}
static void new_pool_insert(TCGContext *s, TCGLabelPoolData *n)
{
TCGLabelPoolData *i, **pp;
int nlong = n->nlong;
/* Insertion sort on the pool. */
for (pp = &s->pool_labels; (i = *pp) != NULL; pp = &i->next) {
if (nlong > i->nlong) {
break;
}
if (nlong < i->nlong) {
continue;
}
if (memcmp(n->data, i->data, sizeof(tcg_target_ulong) * nlong) >= 0) {
break;
}
}
n->next = *pp;
*pp = n;
}
/* The "usual" for generic integer code. */
__attribute__((unused))
static void new_pool_label(TCGContext *s, tcg_target_ulong d, int rtype,
tcg_insn_unit *label, intptr_t addend)
{
TCGLabelPoolData *n = new_pool_alloc(s, 1, rtype, label, addend);
n->data[0] = d;
new_pool_insert(s, n);
}
/* For v64 or v128, depending on the host. */
__attribute__((unused))
static void new_pool_l2(TCGContext *s, int rtype, tcg_insn_unit *label,
intptr_t addend, tcg_target_ulong d0,
tcg_target_ulong d1)
{
TCGLabelPoolData *n = new_pool_alloc(s, 2, rtype, label, addend);
n->data[0] = d0;
n->data[1] = d1;
new_pool_insert(s, n);
}
/* For v128 or v256, depending on the host. */
__attribute__((unused))
static void new_pool_l4(TCGContext *s, int rtype, tcg_insn_unit *label,
intptr_t addend, tcg_target_ulong d0,
tcg_target_ulong d1, tcg_target_ulong d2,
tcg_target_ulong d3)
{
TCGLabelPoolData *n = new_pool_alloc(s, 4, rtype, label, addend);
n->data[0] = d0;
n->data[1] = d1;
n->data[2] = d2;
n->data[3] = d3;
new_pool_insert(s, n);
}
/* For v256, for 32-bit host. */
__attribute__((unused))
static void new_pool_l8(TCGContext *s, int rtype, tcg_insn_unit *label,
intptr_t addend, tcg_target_ulong d0,
tcg_target_ulong d1, tcg_target_ulong d2,
tcg_target_ulong d3, tcg_target_ulong d4,
tcg_target_ulong d5, tcg_target_ulong d6,
tcg_target_ulong d7)
{
TCGLabelPoolData *n = new_pool_alloc(s, 8, rtype, label, addend);
n->data[0] = d0;
n->data[1] = d1;
n->data[2] = d2;
n->data[3] = d3;
n->data[4] = d4;
n->data[5] = d5;
n->data[6] = d6;
n->data[7] = d7;
new_pool_insert(s, n);
}
/*
* Generate TB finalization at the end of block
*/
static int tcg_out_ldst_finalize(TCGContext *s)
{
TCGLabelQemuLdst *lb;
/* qemu_ld/st slow paths */
QSIMPLEQ_FOREACH(lb, &s->ldst_labels, next) {
if (lb->is_ld
? !tcg_out_qemu_ld_slow_path(s, lb)
: !tcg_out_qemu_st_slow_path(s, lb)) {
return -2;
}
/*
* Test for (pending) buffer overflow. The assumption is that any
* one operation beginning below the high water mark cannot overrun
* the buffer completely. Thus we can test for overflow after
* generating code without having to check during generation.
*/
if (unlikely((void *)s->code_ptr > s->code_gen_highwater)) {
return -1;
}
}
return 0;
}
static int tcg_out_pool_finalize(TCGContext *s)
{
TCGLabelPoolData *p = s->pool_labels;
TCGLabelPoolData *l = NULL;
void *a;
if (p == NULL) {
return 0;
}
/*
* ??? Round up to qemu_icache_linesize, but then do not round
* again when allocating the next TranslationBlock structure.
*/
a = (void *)ROUND_UP((uintptr_t)s->code_ptr,
sizeof(tcg_target_ulong) * p->nlong);
tcg_out_nop_fill(s->code_ptr, (tcg_insn_unit *)a - s->code_ptr);
s->data_gen_ptr = a;
for (; p != NULL; p = p->next) {
size_t size = sizeof(tcg_target_ulong) * p->nlong;
uintptr_t value;
if (!l || l->nlong != p->nlong || memcmp(l->data, p->data, size)) {
if (unlikely(a > s->code_gen_highwater)) {
return -1;
}
memcpy(a, p->data, size);
a += size;
l = p;
}
value = (uintptr_t)tcg_splitwx_to_rx(a) - size;
if (!patch_reloc(p->label, p->rtype, value, p->addend)) {
return -2;
}
}
s->code_ptr = a;
return 0;
}
#define C_PFX1(P, A) P##A
#define C_PFX2(P, A, B) P##A##_##B
#define C_PFX3(P, A, B, C) P##A##_##B##_##C
@ -6204,12 +6397,8 @@ int tcg_gen_code(TCGContext *s, TranslationBlock *tb, uint64_t pc_start)
s->code_ptr = s->code_buf;
s->data_gen_ptr = NULL;
#ifdef TCG_TARGET_NEED_LDST_LABELS
QSIMPLEQ_INIT(&s->ldst_labels);
#endif
#ifdef TCG_TARGET_NEED_POOL_LABELS
s->pool_labels = NULL;
#endif
start_words = s->insn_start_words;
s->gen_insn_data =
@ -6290,18 +6479,14 @@ int tcg_gen_code(TCGContext *s, TranslationBlock *tb, uint64_t pc_start)
s->gen_insn_end_off[num_insns] = tcg_current_code_size(s);
/* Generate TB finalization at the end of block */
#ifdef TCG_TARGET_NEED_LDST_LABELS
i = tcg_out_ldst_finalize(s);
if (i < 0) {
return i;
}
#endif
#ifdef TCG_TARGET_NEED_POOL_LABELS
i = tcg_out_pool_finalize(s);
if (i < 0) {
return i;
}
#endif
if (!tcg_resolve_relocs(s)) {
return -2;
}

12
tcg/tci/tcg-target.c.inc
View file

@ -22,8 +22,6 @@
* THE SOFTWARE.
*/
#include "../tcg-pool.c.inc"
/* Used for function call generation. */
#define TCG_TARGET_CALL_STACK_OFFSET 0
#define TCG_TARGET_STACK_ALIGN 8
@ -979,3 +977,13 @@ bool tcg_target_has_memory_bswap(MemOp memop)
{
return true;
}
static bool tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *l)
{
g_assert_not_reached();
}
static bool tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *l)
{
g_assert_not_reached();
}