50 lines
2.0 KiB
ArmAsm
50 lines
2.0 KiB
ArmAsm
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@ RUN: llvm-mc -triple=armv7-apple-darwin -show-encoding < %s | FileCheck %s
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@------------------------------------------------------------------------------
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@ Branch targets destined for ARM mode must == 0 (mod 4), otherwise (mod 2).
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@------------------------------------------------------------------------------
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b #4
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bl #4
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beq #4
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blx #2
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@ CHECK: b #4 @ encoding: [0x01,0x00,0x00,0xea]
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@ CHECK: bl #4 @ encoding: [0x01,0x00,0x00,0xeb]
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@ CHECK: beq #4 @ encoding: [0x01,0x00,0x00,0x0a]
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@ CHECK: blx #2 @ encoding: [0x00,0x00,0x00,0xfb]
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@------------------------------------------------------------------------------
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@ Leading '$' on branch targets must not be dropped if part of symbol names
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@------------------------------------------------------------------------------
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.global $foo
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.global $4
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b $foo
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bl $foo
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beq $foo
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blx $foo
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b $foo + 4
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bl $4
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beq $4 + 4
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@ CHECK: b ($foo) @ encoding: [A,A,A,0xea]
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@ CHECK: bl ($foo) @ encoding: [A,A,A,0xeb]
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@ CHECK: beq ($foo) @ encoding: [A,A,A,0x0a]
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@ CHECK: blx ($foo) @ encoding: [A,A,A,0xfa]
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@ CHECK: b #($foo)+4 @ encoding: [A,A,A,0xea]
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@ CHECK: bl ($4) @ encoding: [A,A,A,0xeb]
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@ CHECK: beq #($4)+4 @ encoding: [A,A,A,0x0a]
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@------------------------------------------------------------------------------
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@ Leading '$' should be allowed to introduce an expression
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@------------------------------------------------------------------------------
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.global bar
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b $ 4
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bl $ bar + 4
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blx $ bar
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@ CHECK: b #4 @ encoding: [0x01,0x00,0x00,0xea]
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@ CHECK: bl #bar+4 @ encoding: [A,A,A,0xeb]
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@ CHECK: blx bar @ encoding: [A,A,A,0xfa]
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