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llvm-mirror/test/MC/ARM/eh-directive-pad-diagnostics.s
Logan Chien d5b8ea6c58 Implement AsmParser for ARM unwind directives.
This commit implements the AsmParser for fnstart, fnend,
cantunwind, personality, handlerdata, pad, setfp, save, and
vsave directives.

This commit fixes some minor issue in the ARMELFStreamer:

* The switch back to corresponding section after the .fnend
  directive.

* Emit the unwind opcode while processing .fnend directive
  if there is no .handlerdata directive.

* Emit the unwind opcode to .ARM.extab while processing
  .handlerdata even if .personality directive does not exist.

llvm-svn: 181603
2013-05-10 16:17:24 +00:00

40 lines
944 B
ArmAsm

@ RUN: not llvm-mc -triple=armv7-unknown-linux-gnueabi < %s 2> %t
@ RUN: FileCheck --check-prefix=CHECK < %t %s
@ Check the diagnostics for .pad directive.
.syntax unified
.text
@-------------------------------------------------------------------------------
@ TEST1: .pad before .fnstart
@-------------------------------------------------------------------------------
.globl func1
.align 2
.type func1,%function
.pad #0
@ CHECK: error: .fnstart must precede .pad directive
@ CHECK: .pad #0
@ CHECK: ^
.fnstart
func1:
.fnend
@-------------------------------------------------------------------------------
@ TEST2: .pad after .handlerdata
@-------------------------------------------------------------------------------
.globl func2
.align 2
.type func2,%function
.fnstart
func2:
.handlerdata
.pad #0
@ CHECK: error: .pad must precede .handlerdata directive
@ CHECK: .pad #0
@ CHECK: ^
.fnend