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authorTim Northover <tnorthover@apple.com>2014-03-29 10:18:08 +0000
committerTim Northover <tnorthover@apple.com>2014-03-29 10:18:08 +0000
commit7b837d8c75f78fe55c9b348b9ec2281169a48d2a (patch)
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parent69bd9577fc423edea13479eaacf7b1844faa6c6a (diff)
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ARM64: initial backend import
This adds a second implementation of the AArch64 architecture to LLVM, accessible in parallel via the "arm64" triple. The plan over the coming weeks & months is to merge the two into a single backend, during which time thorough code review should naturally occur. Everything will be easier with the target in-tree though, hence this commit. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205090 91177308-0d34-0410-b5e6-96231b3b80d8
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diff --git a/test/MC/Disassembler/ARM64/branch.txt b/test/MC/Disassembler/ARM64/branch.txt
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+# RUN: llvm-mc -triple arm64-apple-darwin --disassemble < %s | FileCheck %s
+
+#-----------------------------------------------------------------------------
+# Unconditional branch (register) instructions.
+#-----------------------------------------------------------------------------
+
+ 0xc0 0x03 0x5f 0xd6
+# CHECK: ret
+ 0x20 0x00 0x5f 0xd6
+# CHECK: ret x1
+ 0xe0 0x03 0xbf 0xd6
+# CHECK: drps
+ 0xe0 0x03 0x9f 0xd6
+# CHECK: eret
+ 0xa0 0x00 0x1f 0xd6
+# CHECK: br x5
+ 0x20 0x01 0x3f 0xd6
+# CHECK: blr x9
+ 0x0B 0x00 0x18 0x37
+# CHECK: tbnz w11, #3, #0
+
+#-----------------------------------------------------------------------------
+# Exception generation instructions.
+#-----------------------------------------------------------------------------
+
+ 0x20 0x00 0x20 0xd4
+# CHECK: brk #1
+ 0x41 0x00 0xa0 0xd4
+# CHECK: dcps1 #2
+ 0x62 0x00 0xa0 0xd4
+# CHECK: dcps2 #3
+ 0x83 0x00 0xa0 0xd4
+# CHECK: dcps3 #4
+ 0xa0 0x00 0x40 0xd4
+# CHECK: hlt #5
+ 0xc2 0x00 0x00 0xd4
+# CHECK: hvc #6
+ 0xe3 0x00 0x00 0xd4
+# CHECK: smc #7
+ 0x01 0x01 0x00 0xd4
+# CHECK: svc #8
+
+#-----------------------------------------------------------------------------
+# PC-relative branches (both positive and negative displacement)
+#-----------------------------------------------------------------------------
+
+ 0x07 0x00 0x00 0x14
+# CHECK: b #28
+ 0x06 0x00 0x00 0x94
+# CHECK: bl #24
+ 0xa1 0x00 0x00 0x54
+# CHECK: b.ne #20
+ 0x80 0x00 0x08 0x36
+# CHECK: tbz w0, #1, #16
+ 0xe1 0xff 0xf7 0x36
+# CHECK: tbz w1, #30, #-4
+ 0x60 0x00 0x08 0x37
+# CHECK: tbnz w0, #1, #12
+ 0x40 0x00 0x00 0xb4
+# CHECK: cbz x0, #8
+ 0x20 0x00 0x00 0xb5
+# CHECK: cbnz x0, #4
+ 0x1f 0x20 0x03 0xd5
+# CHECK: nop
+ 0xff 0xff 0xff 0x17
+# CHECK: b #-4
+ 0xc1 0xff 0xff 0x54
+# CHECK: b.ne #-8
+ 0xa0 0xff 0x0f 0x36
+# CHECK: tbz w0, #1, #-12
+ 0x80 0xff 0xff 0xb4
+# CHECK: cbz x0, #-16
+ 0x1f 0x20 0x03 0xd5
+# CHECK: nop
+