Toolchain/binutils-gdb
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* arm-linux-tdep.h (ARM_CPSR_REGNUM): Delete definition.

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* arm-tdep.c (arm_frame_is_thumb): New.
	(arm_pc_is_thumb): Clarify comment.
	(thumb_analyze_prologue): Remove PC special case.
	(thumb_scan_prologue): Take a block_addr argument.  Use it for
	find_pc_partial_function.  Remove unused variables.
	(arm_scan_prologue): Use arm_frame_is_thumb.  Use the block address
	for find_pc_partial_function.  Remove PC special case.
	(arm_prologue_prev_register): Add special handling for PC and CPSR.
	(arm_dwarf2_prev_register, arm_dwarf2_frame_init_reg): New.
	(arm_get_next_pc): Use arm_frame_is_thumb.
	(arm_write_pc): Use CPSR_T instead of 0x20.
	(arm_gdbarch_init): Call dwarf2_frame_set_init_reg.
	* arm-tdep.h (enum gdb_regnum): Add ARM_CPSR_REGNUM.
	(CPSR_T): Define.
	* dwarf2-frame.c (dwarf2_frame_prev_register): Handle
	DWARF2_FRAME_REG_FN.
	* dwarf2-frame.h (enum dwarf2_frame_reg_rule): Add
	DWARF2_FRAME_REG_FN.
	(struct dwarf2_frame_state_reg): Add FN to loc union.

	* gdb.arch/thumb-prologue.exp: Do not expect a saved PC.
This commit is contained in:
Daniel Jacobowitz
2008-05-01 18:30:51 +00:00
parent 36d520f5f6
commit b39cc96258
8 changed files with 153 additions and 34 deletions
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3
gdb/arm-tdep.h
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@@ -38,6 +38,7 @@ enum gdb_regnum {
ARM_F7_REGNUM = 23, /* last floating point register */
ARM_FPS_REGNUM = 24, /* floating point status register */
ARM_PS_REGNUM = 25, /* Contains processor status */
ARM_CPSR_REGNUM = ARM_PS_REGNUM,
ARM_WR0_REGNUM, /* WMMX data registers. */
ARM_WR15_REGNUM = ARM_WR0_REGNUM + 15,
ARM_WC0_REGNUM, /* WMMX control registers. */
@@ -107,6 +108,8 @@ enum gdb_regnum {
#define FLAG_C 0x20000000
#define FLAG_V 0x10000000
#define CPSR_T 0x20
/* Type of floating-point code in use by inferior. There are really 3 models
that are traditionally supported (plus the endianness issue), but gcc can
only generate 2 of those. The third is APCS_FLOAT, where arguments to