[PATCH] D25011: [x86][inline-asm] Introducing (AVX512) k0-k7 registers for inline-asm usage

Phabricator via cfe-commits cfe-commits at lists.llvm.org
Mon Oct 31 02:47:38 PDT 2016


This revision was automatically updated to reflect the committed changes.
Closed by commit rL285555: [x86][inline-asm] Introducing (AVX512) k0-k7 registers for inline-asm usage (authored by mzuckerm).

Changed prior to commit:
  https://reviews.llvm.org/D25011?vs=72787&id=76370#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D25011

Files:
  cfe/trunk/lib/Basic/Targets.cpp
  cfe/trunk/test/CodeGen/avx512-inline-asm-kregisters-basics.c


Index: cfe/trunk/lib/Basic/Targets.cpp
===================================================================
--- cfe/trunk/lib/Basic/Targets.cpp
+++ cfe/trunk/lib/Basic/Targets.cpp
@@ -2397,6 +2397,7 @@
   "zmm8", "zmm9", "zmm10", "zmm11", "zmm12", "zmm13", "zmm14", "zmm15",
   "zmm16", "zmm17", "zmm18", "zmm19", "zmm20", "zmm21", "zmm22", "zmm23",
   "zmm24", "zmm25", "zmm26", "zmm27", "zmm28", "zmm29", "zmm30", "zmm31",
+  "k0", "k1", "k2", "k3", "k4", "k5", "k6", "k7",
 };
 
 const TargetInfo::AddlRegName AddlRegNames[] = {
Index: cfe/trunk/test/CodeGen/avx512-inline-asm-kregisters-basics.c
===================================================================
--- cfe/trunk/test/CodeGen/avx512-inline-asm-kregisters-basics.c
+++ cfe/trunk/test/CodeGen/avx512-inline-asm-kregisters-basics.c
@@ -0,0 +1,17 @@
+// RUN: %clang_cc1 %s -target-cpu skylake-avx512 -O0  -S -o - -Wall -Werror | FileCheck %s
+// This test checks basic inline assembly recognition of k0-k7 registers for avx512.
+
+void test_basic_inline_asm_with_k_regs() {
+    //CHECK: #APP
+    //CHECK: kandw %k1, %k2, %k3
+    //CHECK: #NO_APP
+    asm("kandw %k1, %k2, %k3\t");
+    //CHECK: #APP
+    //CHECK: kandw %k4, %k5, %k6
+    //CHECK: #NO_APP
+    asm("kandw %k4, %k5, %k6\t");
+    //CHECK: #APP
+    //CHECK: kandw %k7, %k0, %k1
+    //CHECK: #NO_APP
+    asm("kandw %k7, %k0, %k1\t");
+}
\ No newline at end of file


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