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llvm-mirror/test/MC/AsmParser/conditional_asm.s

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Added Mac OS X assembler style conditional assembly. I may come back and see if I can clean this up a bit more and do way with the TheCondState and just use the top element on the TheCondStack if not empty. Also may tweak the code around ParseConditionalAssemblyDirectives() to simplify the AsmParser code. llvm-svn: 78423
2009-08-08 00:46:00 +02:00
# RUN: llvm-mc -triple i386-unknown-unknown %s -I %p | FileCheck %s
MC/AsmParser: Attempt to constant fold expressions up-front. This ensures we avoid fixups for obvious cases like '-(16)'. llvm-svn: 96064
2010-02-13 02:28:07 +01:00
# CHECK: .byte 2
Added Mac OS X assembler style conditional assembly. I may come back and see if I can clean this up a bit more and do way with the TheCondState and just use the top element on the TheCondStack if not empty. Also may tweak the code around ParseConditionalAssemblyDirectives() to simplify the AsmParser code. llvm-svn: 78423
2009-08-08 00:46:00 +02:00
.if 1+2
.if 1-1
.byte 1
.elseif 2+2
.byte 1+1
.else
.byte 0
.endif
.endif
MCAsmParser: support .ifne The .ifne directive assembles the following section of code if the argument expression is non-zero. Effectively, it is equivalent to if. llvm-svn: 201986
2014-02-23 16:53:41 +01:00
MCAsmParser: full support for gas' '.if{cond} expression' directives Patch by Janne Grunau! llvm-svn: 211218
2014-06-18 22:57:28 +02:00
# CHECK: .byte 0
# CHECK-NOT: .byte 1
.ifeq 32 - 32
.byte 0
.else
.byte 1
.endif
# CHECK: .byte 0
# CHECK: .byte 1
# CHECK-NOT: .byte 2
.ifge 32 - 31
.byte 0
.endif
.ifge 32 - 32
.byte 1
.endif
.ifge 32 - 33
.byte 2
.endif
# CHECK: .byte 0
# CHECK-NOT: .byte 1
# CHECK-NOT: .byte 2
.ifgt 32 - 31
.byte 0
.endif
.ifgt 32 - 32
.byte 1
.endif
.ifgt 32 - 33
.byte 2
.endif
# CHECK-NOT: .byte 0
# CHECK: .byte 1
# CHECK: .byte 2
.ifle 32 - 31
.byte 0
.endif
.ifle 32 - 32
.byte 1
.endif
.ifle 32 - 33
.byte 2
.endif
# CHECK-NOT: .byte 0
# CHECK-NOT: .byte 1
# CHECK: .byte 2
.iflt 32 - 31
.byte 0
.endif
.iflt 32 - 32
.byte 1
.endif
.iflt 32 - 33
.byte 2
.endif
MCAsmParser: support .ifne The .ifne directive assembles the following section of code if the argument expression is non-zero. Effectively, it is equivalent to if. llvm-svn: 201986
2014-02-23 16:53:41 +01:00
# CHECK: .byte 1
# CHECK-NOT: .byte 0
.ifne 32 - 32
.byte 0
.else
.byte 1
.endif
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