289 lines
8.8 KiB
ArmAsm
289 lines
8.8 KiB
ArmAsm
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// RUN: llvm-mc -triple i386-apple-darwin9 -mcpu=pentiumpro %s -filetype=obj -o - | llvm-readobj --file-headers -S --sd -r --symbols --macho-segment --macho-dysymtab --macho-indirect-symbols - | FileCheck %s
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# 1 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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# nop
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# 0x90
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.align 1, 0x90
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ret
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# 2 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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ret
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# xchg %ax,%ax
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# 0x66, 0x90
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.align 2, 0x90
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ret
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# 3 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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# nopl (%[re]ax)
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# 0x0f, 0x1f, 0x00
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.align 2, 0x90
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ret
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# 4 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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ret
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ret
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ret
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# nopl 0(%[re]ax)
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# 0x0f, 0x1f, 0x40, 0x00
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.align 3, 0x90
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ret
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# 5 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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ret
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ret
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# nopl 0(%[re]ax,%[re]ax,1)
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# 0x0f, 0x1f, 0x44, 0x00, 0x00
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.align 3, 0x90
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ret
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# 6 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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ret
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# nopw 0(%[re]ax,%[re]ax,1)
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# 0x66, 0x0f, 0x1f, 0x44, 0x00, 0x00
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.align 3, 0x90
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ret
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# 7 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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# nopl 0L(%[re]ax)
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# 0x0f, 0x1f, 0x80, 0x00, 0x00, 0x00, 0x00
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.align 3, 0x90
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ret
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# 8 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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ret
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ret
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ret
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ret
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ret
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ret
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ret
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# nopl 0L(%[re]ax,%[re]ax,1)
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# 0x0f, 0x1f, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00
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.align 3, 0x90
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ret
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# 9 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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ret
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ret
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ret
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ret
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ret
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ret
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# nopw 0L(%[re]ax,%[re]ax,1)
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# 0x66, 0x0f, 0x1f, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00
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.align 4, 0x90
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ret
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# 10 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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ret
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ret
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ret
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ret
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ret
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ret
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# nopw %cs:0L(%[re]ax,%[re]ax,1)
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# 0x66, 0x2e, 0x0f, 0x1f, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00
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.align 4, 0x90
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ret
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# 11 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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ret
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ret
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ret
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ret
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# nopw %cs:0L(%[re]ax,%[re]ax,1)
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# 0x66, 0x66, 0x2e, 0x0f, 0x1f, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00
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.align 4, 0x90
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ret
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# 12 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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ret
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ret
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ret
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# nopw 0(%[re]ax,%[re]ax,1)
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# nopw 0(%[re]ax,%[re]ax,1)
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# 0x66, 0x0f, 0x1f, 0x44, 0x00, 0x00,
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# 0x66, 0x0f, 0x1f, 0x44, 0x00, 0x00
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.align 4, 0x90
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ret
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# 13 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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ret
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ret
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# nopw 0(%[re]ax,%[re]ax,1)
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# nopl 0L(%[re]ax)
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# 0x66, 0x0f, 0x1f, 0x44, 0x00, 0x00,
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# 0x0f, 0x1f, 0x80, 0x00, 0x00, 0x00, 0x00
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.align 4, 0x90
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ret
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# 14 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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ret
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# nopl 0L(%[re]ax)
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# nopl 0L(%[re]ax)
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# 0x0f, 0x1f, 0x80, 0x00, 0x00, 0x00, 0x00,
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# 0x0f, 0x1f, 0x80, 0x00, 0x00, 0x00, 0x00
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.align 4, 0x90
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ret
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# 15 byte nop test
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.align 4, 0 # start with 16 byte alignment filled with zeros
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ret
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# nopl 0L(%[re]ax)
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# nopl 0L(%[re]ax,%[re]ax,1)
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# 0x0f, 0x1f, 0x80, 0x00, 0x00, 0x00, 0x00,
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# 0x0f, 0x1f, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00
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.align 4, 0x90
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ret
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# Only the .text sections gets optimal nops.
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.section __TEXT,__const
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f0:
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.byte 0
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.align 4, 0x90
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.long 0
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// CHECK: File: <stdin>
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// CHECK: Format: Mach-O 32-bit i386
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// CHECK: Arch: i386
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// CHECK: AddressSize: 32bit
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// CHECK: MachHeader {
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// CHECK: Magic: Magic (0xFEEDFACE)
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// CHECK: CpuType: X86 (0x7)
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// CHECK: CpuSubType: CPU_SUBTYPE_I386_ALL (0x3)
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// CHECK: FileType: Relocatable (0x1)
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// CHECK: NumOfLoadCommands: 4
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// CHECK: SizeOfLoadCommands: 312
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// CHECK: Flags [ (0x0)
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// CHECK: ]
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// CHECK: }
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// CHECK: Sections [
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// CHECK: Section {
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// CHECK: Index: 0
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// CHECK: Name: __text (5F 5F 74 65 78 74 00 00 00 00 00 00 00 00 00 00)
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// CHECK: Segment: __TEXT (5F 5F 54 45 58 54 00 00 00 00 00 00 00 00 00 00)
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// CHECK: Address: 0x0
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// CHECK: Size: 0x151
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// CHECK: Offset: 340
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// CHECK: Alignment: 4
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// CHECK: RelocationOffset: 0x0
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// CHECK: RelocationCount: 0
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// CHECK: Type: Regular (0x0)
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// CHECK: Attributes [ (0x800004)
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// CHECK: PureInstructions (0x800000)
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// CHECK: SomeInstructions (0x4)
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// CHECK: ]
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// CHECK: Reserved1: 0x0
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// CHECK: Reserved2: 0x0
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// CHECK: SectionData (
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// CHECK: 0000: C390C300 00000000 00000000 00000000 |................|
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// CHECK: 0010: C3C36690 C3000000 00000000 00000000 |..f.............|
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// CHECK: 0020: C30F1F00 C3000000 00000000 00000000 |................|
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// CHECK: 0030: C3C3C3C3 0F1F4000 C3000000 00000000 |......@.........|
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// CHECK: 0040: C3C3C30F 1F440000 C3000000 00000000 |.....D..........|
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// CHECK: 0050: C3C3660F 1F440000 C3000000 00000000 |..f..D..........|
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// CHECK: 0060: C30F1F80 00000000 C3000000 00000000 |................|
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// CHECK: 0070: C3C3C3C3 C3C3C3C3 C3000000 00000000 |................|
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// CHECK: 0080: C3C3C3C3 C3C3C366 0F1F8400 00000000 |.......f........|
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// CHECK: 0090: C3000000 00000000 00000000 00000000 |................|
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// CHECK: 00A0: C3C3C3C3 C3C3C366 0F1F8400 00000000 |.......f........|
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// CHECK: 00B0: C3000000 00000000 00000000 00000000 |................|
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// CHECK: 00C0: C3C3C3C3 C3662E0F 1F840000 00000090 |.....f..........|
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// CHECK: 00D0: C3000000 00000000 00000000 00000000 |................|
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// CHECK: 00E0: C3C3C3C3 662E0F1F 84000000 00006690 |....f.........f.|
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// CHECK: 00F0: C3000000 00000000 00000000 00000000 |................|
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// CHECK: 0100: C3C3C366 2E0F1F84 00000000 000F1F00 |...f............|
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// CHECK: 0110: C3000000 00000000 00000000 00000000 |................|
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// CHECK: 0120: C3C3662E 0F1F8400 00000000 0F1F4000 |..f...........@.|
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// CHECK: 0130: C3000000 00000000 00000000 00000000 |................|
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// CHECK: 0140: C3662E0F 1F840000 0000000F 1F440000 |.f...........D..|
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// CHECK: 0150: C3 |.|
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// CHECK: )
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// CHECK: }
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// CHECK: Section {
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// CHECK: Index: 1
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// CHECK: Name: __const (5F 5F 63 6F 6E 73 74 00 00 00 00 00 00 00 00 00)
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// CHECK: Segment: __TEXT (5F 5F 54 45 58 54 00 00 00 00 00 00 00 00 00 00)
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// CHECK: Address: 0x160
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// CHECK: Size: 0x14
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// CHECK: Offset: 692
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// CHECK: Alignment: 4
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// CHECK: RelocationOffset: 0x0
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// CHECK: RelocationCount: 0
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// CHECK: Type: Regular (0x0)
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// CHECK: Attributes [ (0x0)
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// CHECK: ]
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// CHECK: Reserved1: 0x0
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// CHECK: Reserved2: 0x0
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// CHECK: SectionData (
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// CHECK: 0000: 00909090 90909090 90909090 90909090 |................|
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// CHECK: 0010: 00000000 |....|
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// CHECK: )
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// CHECK: }
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// CHECK: ]
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// CHECK: Relocations [
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// CHECK: ]
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// CHECK: Symbols [
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// CHECK: Symbol {
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// CHECK: Name: f0 (1)
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// CHECK: Type: Section (0xE)
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// CHECK: Section: __const (0x2)
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// CHECK: RefType: UndefinedNonLazy (0x0)
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// CHECK: Flags [ (0x0)
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// CHECK: ]
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// CHECK: Value: 0x160
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// CHECK: }
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// CHECK: ]
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// CHECK: Indirect Symbols {
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// CHECK: Number: 0
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// CHECK: Symbols [
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// CHECK: ]
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// CHECK: }
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// CHECK: Segment {
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// CHECK: Cmd: LC_SEGMENT
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// CHECK: Name:
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// CHECK: Size: 192
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// CHECK: vmaddr: 0x0
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// CHECK: vmsize: 0x174
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// CHECK: fileoff: 340
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// CHECK: filesize: 372
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// CHECK: maxprot: rwx
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// CHECK: initprot: rwx
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// CHECK: nsects: 2
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// CHECK: flags: 0x0
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// CHECK: }
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// CHECK: Dysymtab {
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// CHECK: ilocalsym: 0
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// CHECK: nlocalsym: 1
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// CHECK: iextdefsym: 1
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// CHECK: nextdefsym: 0
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// CHECK: iundefsym: 1
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// CHECK: nundefsym: 0
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// CHECK: tocoff: 0
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// CHECK: ntoc: 0
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// CHECK: modtaboff: 0
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// CHECK: nmodtab: 0
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// CHECK: extrefsymoff: 0
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// CHECK: nextrefsyms: 0
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// CHECK: indirectsymoff: 0
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// CHECK: nindirectsyms: 0
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// CHECK: extreloff: 0
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// CHECK: nextrel: 0
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// CHECK: locreloff: 0
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// CHECK: nlocrel: 0
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// CHECK: }
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