[PATCH] D48869: [AArch64][SVE] Asm: Support for SVE condition code aliases

[Phabricator via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL336245: [AArch64][SVE] Asm: Support for SVE condition code aliases (authored by s.desmalen, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D48869?vs=153884&id=154065#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D48869

Files:
  llvm/trunk/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
  llvm/trunk/test/MC/AArch64/SVE/condtion-codes.s


Index: llvm/trunk/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
===================================================================
--- llvm/trunk/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
+++ llvm/trunk/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
@@ -2523,6 +2523,22 @@
                     .Case("al", AArch64CC::AL)
                     .Case("nv", AArch64CC::NV)
                     .Default(AArch64CC::Invalid);
+
+  if (CC == AArch64CC::Invalid &&
+      getSTI().getFeatureBits()[AArch64::FeatureSVE])
+    CC = StringSwitch<AArch64CC::CondCode>(Cond.lower())
+                    .Case("none",  AArch64CC::EQ)
+                    .Case("any",   AArch64CC::NE)
+                    .Case("nlast", AArch64CC::HS)
+                    .Case("last",  AArch64CC::LO)
+                    .Case("first", AArch64CC::MI)
+                    .Case("nfrst", AArch64CC::PL)
+                    .Case("pmore", AArch64CC::HI)
+                    .Case("plast", AArch64CC::LS)
+                    .Case("tcont", AArch64CC::GE)
+                    .Case("tstop", AArch64CC::LT)
+                    .Default(AArch64CC::Invalid);
+
   return CC;
 }
 
Index: llvm/trunk/test/MC/AArch64/SVE/condtion-codes.s
===================================================================
--- llvm/trunk/test/MC/AArch64/SVE/condtion-codes.s
+++ llvm/trunk/test/MC/AArch64/SVE/condtion-codes.s
@@ -0,0 +1,66 @@
+// RUN: llvm-mc -triple aarch64 -show-encoding -mattr=+sve < %s | FileCheck %s
+// RUN: not llvm-mc -triple aarch64 -show-encoding -mattr=-sve < %s 2>&1 | FileCheck %s --check-prefix=CHECK-DIAG
+
+//------------------------------------------------------------------------------
+// Condition code aliases for SVE
+//------------------------------------------------------------------------------
+
+        b.none lbl
+// CHECK: b.eq lbl     // encoding: [0bAAA00000,A,A,0x54]
+// CHECK-NEXT:         //   fixup A - offset: 0, value: lbl, kind: fixup_aarch64_pcrel_branch19
+// CHECK-DIAG:  invalid condition code
+// CHECK-DIAG-NEXT:  b.none lbl
+
+        b.any lbl
+// CHECK: b.ne lbl     // encoding: [0bAAA00001,A,A,0x54]
+// CHECK-NEXT:         //   fixup A - offset: 0, value: lbl, kind: fixup_aarch64_pcrel_branch19
+// CHECK-DIAG:  invalid condition code
+// CHECK-DIAG-NEXT:  b.any lbl
+
+        b.nlast lbl
+// CHECK: b.hs lbl     // encoding: [0bAAA00010,A,A,0x54]
+// CHECK-NEXT:         //   fixup A - offset: 0, value: lbl, kind: fixup_aarch64_pcrel_branch19
+// CHECK-DIAG:  invalid condition code
+// CHECK-DIAG-NEXT:  b.nlast lbl
+
+        b.last lbl
+// CHECK: b.lo lbl     // encoding: [0bAAA00011,A,A,0x54]
+// CHECK-NEXT:         //   fixup A - offset: 0, value: lbl, kind: fixup_aarch64_pcrel_branch19
+// CHECK-DIAG:  invalid condition code
+// CHECK-DIAG-NEXT:  b.last lbl
+
+        b.first lbl
+// CHECK: b.mi lbl     // encoding: [0bAAA00100,A,A,0x54]
+// CHECK-NEXT:         //   fixup A - offset: 0, value: lbl, kind: fixup_aarch64_pcrel_branch19
+// CHECK-DIAG:  invalid condition code
+// CHECK-DIAG-NEXT:  b.first lbl
+
+        b.nfrst lbl
+// CHECK: b.pl lbl     // encoding: [0bAAA00101,A,A,0x54]
+// CHECK-NEXT:         //   fixup A - offset: 0, value: lbl, kind: fixup_aarch64_pcrel_branch19
+// CHECK-DIAG:  invalid condition code
+// CHECK-DIAG-NEXT:  b.nfrst lbl
+
+        b.pmore lbl
+// CHECK: b.hi lbl     // encoding: [0bAAA01000,A,A,0x54]
+// CHECK-NEXT:         //   fixup A - offset: 0, value: lbl, kind: fixup_aarch64_pcrel_branch19
+// CHECK-DIAG:  invalid condition code
+// CHECK-DIAG-NEXT:  b.pmore lbl
+
+        b.plast lbl
+// CHECK: b.ls lbl     // encoding: [0bAAA01001,A,A,0x54]
+// CHECK-NEXT:         //   fixup A - offset: 0, value: lbl, kind: fixup_aarch64_pcrel_branch19
+// CHECK-DIAG:  invalid condition code
+// CHECK-DIAG-NEXT:  b.plast lbl
+
+        b.tcont lbl
+// CHECK: b.ge lbl     // encoding: [0bAAA01010,A,A,0x54]
+// CHECK-NEXT:         //   fixup A - offset: 0, value: lbl, kind: fixup_aarch64_pcrel_branch19
+// CHECK-DIAG:  invalid condition code
+// CHECK-DIAG-NEXT:  b.tcont lbl
+
+        b.tstop lbl
+// CHECK: b.lt lbl     // encoding: [0bAAA01011,A,A,0x54]
+// CHECK-NEXT:         //   fixup A - offset: 0, value: lbl, kind: fixup_aarch64_pcrel_branch19
+// CHECK-DIAG:  invalid condition code
+// CHECK-DIAG-NEXT:  b.tstop lbl


-------------- next part --------------
A non-text attachment was scrubbed...
Name: D48869.154065.patch
Type: text/x-patch
Size: 4330 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20180704/bd6da1f6/attachment.bin>