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27 lines
1.2 KiB
27 lines
1.2 KiB
4 months ago
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// RUN: llvm-mc -triple=aarch64-none-linux-gnu -mattr=+neon -show-encoding < %s | FileCheck %s
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// Check that the assembler can handle the documented syntax for AArch64
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//------------------------------------------------------------------------------
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// Signed integer lengthen (vector)
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//------------------------------------------------------------------------------
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sxtl v0.8h, v1.8b
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sxtl v0.4s, v1.4h
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sxtl v0.2d, v1.2s
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// CHECK: sshll v0.8h, v1.8b, #0 // encoding: [0x20,0xa4,0x08,0x0f]
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// CHECK: sshll v0.4s, v1.4h, #0 // encoding: [0x20,0xa4,0x10,0x0f]
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// CHECK: sshll v0.2d, v1.2s, #0 // encoding: [0x20,0xa4,0x20,0x0f]
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//------------------------------------------------------------------------------
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// Signed integer lengthen (vector, second part)
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//------------------------------------------------------------------------------
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sxtl2 v0.8h, v1.16b
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sxtl2 v0.4s, v1.8h
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sxtl2 v0.2d, v1.4s
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// CHECK: sshll2 v0.8h, v1.16b, #0 // encoding: [0x20,0xa4,0x08,0x4f]
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// CHECK: sshll2 v0.4s, v1.8h, #0 // encoding: [0x20,0xa4,0x10,0x4f]
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// CHECK: sshll2 v0.2d, v1.4s, #0 // encoding: [0x20,0xa4,0x20,0x4f]
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