From e9a9a5b60508ae689fa8101ed56b40c9c7437ba7 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Thu, 15 May 2014 12:48:43 -0700 Subject: tcg-i386: Make debug_frame const Signed-off-by: Richard Henderson --- tcg/i386/tcg-target.c | 38 +++++++++++++++++--------------------- 1 file changed, 17 insertions(+), 21 deletions(-) (limited to 'tcg/i386') diff --git a/tcg/i386/tcg-target.c b/tcg/i386/tcg-target.c index a373073..d910233 100644 --- a/tcg/i386/tcg-target.c +++ b/tcg/i386/tcg-target.c @@ -2341,8 +2341,7 @@ static void tcg_target_init(TCGContext *s) } typedef struct { - DebugFrameCIE cie; - DebugFrameFDEHeader fde; + DebugFrameHeader h; uint8_t fde_def_cfa[4]; uint8_t fde_reg_ofs[14]; } DebugFrame; @@ -2354,16 +2353,16 @@ QEMU_BUILD_BUG_ON(FRAME_SIZE >= (1 << 14)); /* Host machine without ELF. */ #elif TCG_TARGET_REG_BITS == 64 #define ELF_HOST_MACHINE EM_X86_64 -static DebugFrame debug_frame = { - .cie.len = sizeof(DebugFrameCIE)-4, /* length after .len member */ - .cie.id = -1, - .cie.version = 1, - .cie.code_align = 1, - .cie.data_align = 0x78, /* sleb128 -8 */ - .cie.return_column = 16, +static const DebugFrame debug_frame = { + .h.cie.len = sizeof(DebugFrameCIE)-4, /* length after .len member */ + .h.cie.id = -1, + .h.cie.version = 1, + .h.cie.code_align = 1, + .h.cie.data_align = 0x78, /* sleb128 -8 */ + .h.cie.return_column = 16, /* 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 = { 12, 7, /* DW_CFA_def_cfa %rsp, ... */ @@ -2383,16 +2382,16 @@ static DebugFrame debug_frame = { }; #else #define ELF_HOST_MACHINE EM_386 -static DebugFrame debug_frame = { - .cie.len = sizeof(DebugFrameCIE)-4, /* length after .len member */ - .cie.id = -1, - .cie.version = 1, - .cie.code_align = 1, - .cie.data_align = 0x7c, /* sleb128 -4 */ - .cie.return_column = 8, +static const DebugFrame debug_frame = { + .h.cie.len = sizeof(DebugFrameCIE)-4, /* length after .len member */ + .h.cie.id = -1, + .h.cie.version = 1, + .h.cie.code_align = 1, + .h.cie.data_align = 0x7c, /* sleb128 -4 */ + .h.cie.return_column = 8, /* 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 = { 12, 4, /* DW_CFA_def_cfa %esp, ... */ @@ -2413,9 +2412,6 @@ static DebugFrame debug_frame = { #if defined(ELF_HOST_MACHINE) void tcg_register_jit(void *buf, size_t buf_size) { - debug_frame.fde.func_start = (uintptr_t)buf; - debug_frame.fde.func_len = buf_size; - tcg_register_jit_int(buf, buf_size, &debug_frame, sizeof(debug_frame)); } #endif -- cgit v1.1