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tcg-arm: Make debug_frame const

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Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2014-05-15 12:49:30 -07:00
parent 3d9bddb30b
commit 1695974187
1 changed files with 9 additions and 13 deletions
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22
tcg/arm/tcg-target.c
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@ -2077,8 +2077,7 @@ static void tcg_target_qemu_prologue(TCGContext *s)
} }
typedef struct { typedef struct {
DebugFrameCIE cie; DebugFrameHeader h;
DebugFrameFDEHeader fde;
uint8_t fde_def_cfa[4]; uint8_t fde_def_cfa[4];
uint8_t fde_reg_ofs[18]; uint8_t fde_reg_ofs[18];
} DebugFrame; } DebugFrame;
@ -2088,16 +2087,16 @@ typedef struct {
/* We're expecting a 2 byte uleb128 encoded value. */ /* We're expecting a 2 byte uleb128 encoded value. */
QEMU_BUILD_BUG_ON(FRAME_SIZE >= (1 << 14)); QEMU_BUILD_BUG_ON(FRAME_SIZE >= (1 << 14));
static DebugFrame debug_frame = { static const DebugFrame debug_frame = {
.cie.len = sizeof(DebugFrameCIE)-4, /* length after .len member */ .h.cie.len = sizeof(DebugFrameCIE)-4, /* length after .len member */
.cie.id = -1, .h.cie.id = -1,
.cie.version = 1, .h.cie.version = 1,
.cie.code_align = 1, .h.cie.code_align = 1,
.cie.data_align = 0x7c, /* sleb128 -4 */ .h.cie.data_align = 0x7c, /* sleb128 -4 */
.cie.return_column = 14, .h.cie.return_column = 14,
/* Total FDE size does not include the "len" member. */ /* Total FDE size does not include the "len" member. */
.fde.len = sizeof(DebugFrame) - offsetof(DebugFrame, fde.cie_offset), .h.fde.len = sizeof(DebugFrame) - offsetof(DebugFrame, h.fde.cie_offset),
.fde_def_cfa = { .fde_def_cfa = {
12, 13, /* DW_CFA_def_cfa sp, ... */ 12, 13, /* DW_CFA_def_cfa sp, ... */
@ -2120,8 +2119,5 @@ static DebugFrame debug_frame = {
void tcg_register_jit(void *buf, size_t buf_size) void tcg_register_jit(void *buf, size_t buf_size)
{ {
debug_frame.fde.func_start = (tcg_target_long) buf;
debug_frame.fde.func_len = buf_size;
tcg_register_jit_int(buf, buf_size, &debug_frame, sizeof(debug_frame)); tcg_register_jit_int(buf, buf_size, &debug_frame, sizeof(debug_frame));
} }