Implement aarch64 neon instruction set AdvSIMD (3V elem).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191944 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 271 insertions, 0 deletions

diff --git a/test/MC/AArch64/neon-2velem.s b/test/MC/AArch64/neon-2velem.s
new file mode 100644
index 0000000..cde792a
--- /dev/null
+++ b/test/MC/AArch64/neon-2velem.s
@@ -0,0 +1,271 @@
+// RUN: llvm-mc -triple=aarch64 -mattr=+neon -show-encoding < %s | FileCheck %s
+
+// Check that the assembler can handle the documented syntax for AArch64
+
+//------------------------------------------------------------------------------
+// Instructions with 2 vectors and an element
+//------------------------------------------------------------------------------
+
+        mla v0.2s, v1.2s, v2.s[2]
+        mla v0.2s, v1.2s, v22.s[2]
+        mla v3.4s, v8.4s, v2.s[1]
+        mla v3.4s, v8.4s, v22.s[3]
+
+// CHECK: mla	v0.2s, v1.2s, v2.s[2]   // encoding: [0x20,0x08,0x82,0x2f]
+// CHECK: mla	v0.2s, v1.2s, v22.s[2]  // encoding: [0x20,0x08,0x96,0x2f]
+// CHECK: mla	v3.4s, v8.4s, v2.s[1]   // encoding: [0x03,0x01,0xa2,0x6f]
+// CHECK: mla	v3.4s, v8.4s, v22.s[3]  // encoding: [0x03,0x09,0xb6,0x6f]
+
+        mla v0.4h, v1.4h, v2.h[2]
+        mla v0.4h, v1.4h, v15.h[2]
+        mla v0.8h, v1.8h, v2.h[7]
+        mla v0.8h, v1.8h, v14.h[6]
+
+// CHECK: mla	v0.4h, v1.4h, v2.h[2]   // encoding: [0x20,0x00,0x62,0x2f]
+// CHECK: mla	v0.4h, v1.4h, v15.h[2]  // encoding: [0x20,0x00,0x6f,0x2f]
+// CHECK: mla	v0.8h, v1.8h, v2.h[7]   // encoding: [0x20,0x08,0x72,0x6f]
+// CHECK: mla	v0.8h, v1.8h, v14.h[6]  // encoding: [0x20,0x08,0x6e,0x6f]
+
+        mls v0.2s, v1.2s, v2.s[2]
+        mls v0.2s, v1.2s, v22.s[2]
+        mls v3.4s, v8.4s, v2.s[1]
+        mls v3.4s, v8.4s, v22.s[3]
+
+// CHECK: mls	v0.2s, v1.2s, v2.s[2]   // encoding: [0x20,0x48,0x82,0x2f]
+// CHECK: mls	v0.2s, v1.2s, v22.s[2]  // encoding: [0x20,0x48,0x96,0x2f]
+// CHECK: mls	v3.4s, v8.4s, v2.s[1]   // encoding: [0x03,0x41,0xa2,0x6f]
+// CHECK: mls	v3.4s, v8.4s, v22.s[3]  // encoding: [0x03,0x49,0xb6,0x6f]
+
+        mls v0.4h, v1.4h, v2.h[2]
+        mls v0.4h, v1.4h, v15.h[2]
+        mls v0.8h, v1.8h, v2.h[7]
+        mls v0.8h, v1.8h, v14.h[6]
+
+// CHECK: mls	v0.4h, v1.4h, v2.h[2]   // encoding: [0x20,0x40,0x62,0x2f]
+// CHECK: mls	v0.4h, v1.4h, v15.h[2]  // encoding: [0x20,0x40,0x6f,0x2f]
+// CHECK: mls	v0.8h, v1.8h, v2.h[7]   // encoding: [0x20,0x48,0x72,0x6f]
+// CHECK: mls	v0.8h, v1.8h, v14.h[6]  // encoding: [0x20,0x48,0x6e,0x6f]
+
+        fmla v0.2s, v1.2s, v2.s[2]
+        fmla v0.2s, v1.2s, v22.s[2]
+        fmla v3.4s, v8.4s, v2.s[1]
+        fmla v3.4s, v8.4s, v22.s[3]
+        fmla v0.2d, v1.2d, v2.d[1]
+        fmla v0.2d, v1.2d, v22.d[1]
+
+// CHECK: fmla	v0.2s, v1.2s, v2.s[2]   // encoding: [0x20,0x18,0x82,0x0f]
+// CHECK: fmla	v0.2s, v1.2s, v22.s[2]  // encoding: [0x20,0x18,0x96,0x0f]
+// CHECK: fmla	v3.4s, v8.4s, v2.s[1]   // encoding: [0x03,0x11,0xa2,0x4f]
+// CHECK: fmla	v3.4s, v8.4s, v22.s[3]  // encoding: [0x03,0x19,0xb6,0x4f]
+// CHECK: fmla	v0.2d, v1.2d, v2.d[1]   // encoding: [0x20,0x18,0xc2,0x4f]
+// CHECK: fmla	v0.2d, v1.2d, v22.d[1]  // encoding: [0x20,0x18,0xd6,0x4f]
+
+        fmls v0.2s, v1.2s, v2.s[2]
+        fmls v0.2s, v1.2s, v22.s[2]
+        fmls v3.4s, v8.4s, v2.s[1]
+        fmls v3.4s, v8.4s, v22.s[3]
+        fmls v0.2d, v1.2d, v2.d[1]
+        fmls v0.2d, v1.2d, v22.d[1]
+
+// CHECK: fmls	v0.2s, v1.2s, v2.s[2]   // encoding: [0x20,0x58,0x82,0x0f]
+// CHECK: fmls	v0.2s, v1.2s, v22.s[2]  // encoding: [0x20,0x58,0x96,0x0f]
+// CHECK: fmls	v3.4s, v8.4s, v2.s[1]   // encoding: [0x03,0x51,0xa2,0x4f]
+// CHECK: fmls	v3.4s, v8.4s, v22.s[3]  // encoding: [0x03,0x59,0xb6,0x4f]
+// CHECK: fmls	v0.2d, v1.2d, v2.d[1]   // encoding: [0x20,0x58,0xc2,0x4f]
+// CHECK: fmls	v0.2d, v1.2d, v22.d[1]  // encoding: [0x20,0x58,0xd6,0x4f]
+
+        smlal v0.4s, v1.4h, v2.h[2]
+        smlal v0.2d, v1.2s, v2.s[2]
+        smlal v0.2d, v1.2s, v22.s[2]
+        smlal2 v0.4s, v1.8h, v1.h[2]
+        smlal2 v0.2d, v1.4s, v1.s[2]
+        smlal2 v0.2d, v1.4s, v22.s[2]
+
+// CHECK: smlal	v0.4s, v1.4h, v2.h[2]   // encoding: [0x20,0x20,0x62,0x0f]
+// CHECK: smlal	v0.2d, v1.2s, v2.s[2]   // encoding: [0x20,0x28,0x82,0x0f]
+// CHECK: smlal	v0.2d, v1.2s, v22.s[2]  // encoding: [0x20,0x28,0x96,0x0f]
+// CHECK: smlal2	v0.4s, v1.8h, v1.h[2]   // encoding: [0x20,0x20,0x61,0x4f]
+// CHECK: smlal2	v0.2d, v1.4s, v1.s[2]   // encoding: [0x20,0x28,0x81,0x4f]
+// CHECK: smlal2	v0.2d, v1.4s, v22.s[2]  // encoding: [0x20,0x28,0x96,0x4f]
+
+        smlsl v0.4s, v1.4h, v2.h[2]
+        smlsl v0.2d, v1.2s, v2.s[2]
+        smlsl v0.2d, v1.2s, v22.s[2]
+        smlsl2 v0.4s, v1.8h, v1.h[2]
+        smlsl2 v0.2d, v1.4s, v1.s[2]
+        smlsl2 v0.2d, v1.4s, v22.s[2]
+
+// CHECK: smlsl	v0.4s, v1.4h, v2.h[2]   // encoding: [0x20,0x60,0x62,0x0f]
+// CHECK: smlsl	v0.2d, v1.2s, v2.s[2]   // encoding: [0x20,0x68,0x82,0x0f]
+// CHECK: smlsl	v0.2d, v1.2s, v22.s[2]  // encoding: [0x20,0x68,0x96,0x0f]
+// CHECK: smlsl2	v0.4s, v1.8h, v1.h[2]   // encoding: [0x20,0x60,0x61,0x4f]
+// CHECK: smlsl2	v0.2d, v1.4s, v1.s[2]   // encoding: [0x20,0x68,0x81,0x4f]
+// CHECK: smlsl2	v0.2d, v1.4s, v22.s[2]  // encoding: [0x20,0x68,0x96,0x4f]
+
+        sqdmlal v0.4s, v1.4h, v2.h[2]
+        sqdmlal v0.2d, v1.2s, v2.s[2]
+        sqdmlal v0.2d, v1.2s, v22.s[2]
+        sqdmlal2 v0.4s, v1.8h, v1.h[2]
+        sqdmlal2 v0.2d, v1.4s, v1.s[2]
+        sqdmlal2 v0.2d, v1.4s, v22.s[2]
+
+// CHECK: sqdmlal	v0.4s, v1.4h, v2.h[2]   // encoding: [0x20,0x30,0x62,0x0f]
+// CHECK: sqdmlal	v0.2d, v1.2s, v2.s[2]   // encoding: [0x20,0x38,0x82,0x0f]
+// CHECK: sqdmlal	v0.2d, v1.2s, v22.s[2]  // encoding: [0x20,0x38,0x96,0x0f]
+// CHECK: sqdmlal2	v0.4s, v1.8h, v1.h[2] // encoding: [0x20,0x30,0x61,0x4f]
+// CHECK: sqdmlal2	v0.2d, v1.4s, v1.s[2] // encoding: [0x20,0x38,0x81,0x4f]
+// CHECK: sqdmlal2	v0.2d, v1.4s, v22.s[2] // encoding: [0x20,0x38,0x96,0x4f]
+
+        umlal v0.4s, v1.4h, v2.h[2]
+        umlal v0.2d, v1.2s, v2.s[2]
+        umlal v0.2d, v1.2s, v22.s[2]
+        umlal2 v0.4s, v1.8h, v1.h[2]
+        umlal2 v0.2d, v1.4s, v1.s[2]
+        umlal2 v0.2d, v1.4s, v22.s[2]
+
+// CHECK: umlal	v0.4s, v1.4h, v2.h[2]   // encoding: [0x20,0x20,0x62,0x2f]
+// CHECK: umlal	v0.2d, v1.2s, v2.s[2]   // encoding: [0x20,0x28,0x82,0x2f]
+// CHECK: umlal	v0.2d, v1.2s, v22.s[2]  // encoding: [0x20,0x28,0x96,0x2f]
+// CHECK: umlal2	v0.4s, v1.8h, v1.h[2]   // encoding: [0x20,0x20,0x61,0x6f]
+// CHECK: umlal2	v0.2d, v1.4s, v1.s[2]   // encoding: [0x20,0x28,0x81,0x6f]
+// CHECK: umlal2	v0.2d, v1.4s, v22.s[2]  // encoding: [0x20,0x28,0x96,0x6f]
+
+        umlsl v0.4s, v1.4h, v2.h[2]
+        umlsl v0.2d, v1.2s, v2.s[2]
+        umlsl v0.2d, v1.2s, v22.s[2]
+        umlsl2 v0.4s, v1.8h, v1.h[2]
+        umlsl2 v0.2d, v1.4s, v1.s[2]
+        umlsl2 v0.2d, v1.4s, v22.s[2]
+
+// CHECK: umlsl	v0.4s, v1.4h, v2.h[2]   // encoding: [0x20,0x60,0x62,0x2f]
+// CHECK: umlsl	v0.2d, v1.2s, v2.s[2]   // encoding: [0x20,0x68,0x82,0x2f]
+// CHECK: umlsl	v0.2d, v1.2s, v22.s[2]  // encoding: [0x20,0x68,0x96,0x2f]
+// CHECK: umlsl2	v0.4s, v1.8h, v1.h[2]   // encoding: [0x20,0x60,0x61,0x6f]
+// CHECK: umlsl2	v0.2d, v1.4s, v1.s[2]   // encoding: [0x20,0x68,0x81,0x6f]
+// CHECK: umlsl2	v0.2d, v1.4s, v22.s[2]  // encoding: [0x20,0x68,0x96,0x6f]
+
+        sqdmlsl v0.4s, v1.4h, v2.h[2]
+        sqdmlsl v0.2d, v1.2s, v2.s[2]
+        sqdmlsl v0.2d, v1.2s, v22.s[2]
+        sqdmlsl2 v0.4s, v1.8h, v1.h[2]
+        sqdmlsl2 v0.2d, v1.4s, v1.s[2]
+        sqdmlsl2 v0.2d, v1.4s, v22.s[2]
+
+// CHECK: sqdmlsl	v0.4s, v1.4h, v2.h[2]   // encoding: [0x20,0x70,0x62,0x0f]
+// CHECK: sqdmlsl	v0.2d, v1.2s, v2.s[2]   // encoding: [0x20,0x78,0x82,0x0f]
+// CHECK: sqdmlsl	v0.2d, v1.2s, v22.s[2]  // encoding: [0x20,0x78,0x96,0x0f]
+// CHECK: sqdmlsl2	v0.4s, v1.8h, v1.h[2] // encoding: [0x20,0x70,0x61,0x4f]
+// CHECK: sqdmlsl2	v0.2d, v1.4s, v1.s[2] // encoding: [0x20,0x78,0x81,0x4f]
+// CHECK: sqdmlsl2	v0.2d, v1.4s, v22.s[2] // encoding: [0x20,0x78,0x96,0x4f]
+
+        mul v0.4h, v1.4h, v2.h[2]
+        mul v0.8h, v1.8h, v2.h[2]
+        mul v0.2s, v1.2s, v2.s[2]
+        mul v0.2s, v1.2s, v22.s[2]
+        mul v0.4s, v1.4s, v2.s[2]
+        mul v0.4s, v1.4s, v22.s[2]
+
+// CHECK: mul	v0.4h, v1.4h, v2.h[2]   // encoding: [0x20,0x80,0x62,0x0f]
+// CHECK: mul	v0.8h, v1.8h, v2.h[2]   // encoding: [0x20,0x80,0x62,0x4f]
+// CHECK: mul	v0.2s, v1.2s, v2.s[2]   // encoding: [0x20,0x88,0x82,0x0f]
+// CHECK: mul	v0.2s, v1.2s, v22.s[2]  // encoding: [0x20,0x88,0x96,0x0f]
+// CHECK: mul	v0.4s, v1.4s, v2.s[2]   // encoding: [0x20,0x88,0x82,0x4f]
+// CHECK: mul	v0.4s, v1.4s, v22.s[2]  // encoding: [0x20,0x88,0x96,0x4f]
+
+        fmul v0.2s, v1.2s, v2.s[2]
+        fmul v0.2s, v1.2s, v22.s[2]
+        fmul v0.4s, v1.4s, v2.s[2]
+        fmul v0.4s, v1.4s, v22.s[2]
+        fmul v0.2d, v1.2d, v2.d[1]
+        fmul v0.2d, v1.2d, v22.d[1]
+
+// CHECK: fmul	v0.2s, v1.2s, v2.s[2]   // encoding: [0x20,0x98,0x82,0x0f]
+// CHECK: fmul	v0.2s, v1.2s, v22.s[2]  // encoding: [0x20,0x98,0x96,0x0f]
+// CHECK: fmul	v0.4s, v1.4s, v2.s[2]   // encoding: [0x20,0x98,0x82,0x4f]
+// CHECK: fmul	v0.4s, v1.4s, v22.s[2]  // encoding: [0x20,0x98,0x96,0x4f]
+// CHECK: fmul	v0.2d, v1.2d, v2.d[1]   // encoding: [0x20,0x98,0xc2,0x4f]
+// CHECK: fmul	v0.2d, v1.2d, v22.d[1]  // encoding: [0x20,0x98,0xd6,0x4f]
+
+        fmulx v0.2s, v1.2s, v2.s[2]
+        fmulx v0.2s, v1.2s, v22.s[2]
+        fmulx v0.4s, v1.4s, v2.s[2]
+        fmulx v0.4s, v1.4s, v22.s[2]
+        fmulx v0.2d, v1.2d, v2.d[1]
+        fmulx v0.2d, v1.2d, v22.d[1]
+
+// CHECK: fmulx	v0.2s, v1.2s, v2.s[2]   // encoding: [0x20,0x98,0x82,0x2f]
+// CHECK: fmulx	v0.2s, v1.2s, v22.s[2]  // encoding: [0x20,0x98,0x96,0x2f]
+// CHECK: fmulx	v0.4s, v1.4s, v2.s[2]   // encoding: [0x20,0x98,0x82,0x6f]
+// CHECK: fmulx	v0.4s, v1.4s, v22.s[2]  // encoding: [0x20,0x98,0x96,0x6f]
+// CHECK: fmulx	v0.2d, v1.2d, v2.d[1]   // encoding: [0x20,0x98,0xc2,0x6f]
+// CHECK: fmulx	v0.2d, v1.2d, v22.d[1]  // encoding: [0x20,0x98,0xd6,0x6f]
+
+        smull v0.4s, v1.4h, v2.h[2]
+        smull v0.2d, v1.2s, v2.s[2]
+        smull v0.2d, v1.2s, v22.s[2]
+        smull2 v0.4s, v1.8h, v2.h[2]
+        smull2 v0.2d, v1.4s, v2.s[2]
+        smull2 v0.2d, v1.4s, v22.s[2]
+
+// CHECK: smull	v0.4s, v1.4h, v2.h[2]   // encoding: [0x20,0xa0,0x62,0x0f]
+// CHECK: smull	v0.2d, v1.2s, v2.s[2]   // encoding: [0x20,0xa8,0x82,0x0f]
+// CHECK: smull	v0.2d, v1.2s, v22.s[2]  // encoding: [0x20,0xa8,0x96,0x0f]
+// CHECK: smull2	v0.4s, v1.8h, v2.h[2]   // encoding: [0x20,0xa0,0x62,0x4f]
+// CHECK: smull2	v0.2d, v1.4s, v2.s[2]   // encoding: [0x20,0xa8,0x82,0x4f]
+// CHECK: smull2	v0.2d, v1.4s, v22.s[2]  // encoding: [0x20,0xa8,0x96,0x4f]
+
+        umull v0.4s, v1.4h, v2.h[2]
+        umull v0.2d, v1.2s, v2.s[2]
+        umull v0.2d, v1.2s, v22.s[2]
+        umull2 v0.4s, v1.8h, v2.h[2]
+        umull2 v0.2d, v1.4s, v2.s[2]
+        umull2 v0.2d, v1.4s, v22.s[2]
+
+// CHECK: umull	v0.4s, v1.4h, v2.h[2]   // encoding: [0x20,0xa0,0x62,0x2f]
+// CHECK: umull	v0.2d, v1.2s, v2.s[2]   // encoding: [0x20,0xa8,0x82,0x2f]
+// CHECK: umull	v0.2d, v1.2s, v22.s[2]  // encoding: [0x20,0xa8,0x96,0x2f]
+// CHECK: umull2	v0.4s, v1.8h, v2.h[2]   // encoding: [0x20,0xa0,0x62,0x6f]
+// CHECK: umull2	v0.2d, v1.4s, v2.s[2]   // encoding: [0x20,0xa8,0x82,0x6f]
+// CHECK: umull2	v0.2d, v1.4s, v22.s[2]  // encoding: [0x20,0xa8,0x96,0x6f]
+
+        sqdmull v0.4s, v1.4h, v2.h[2]
+        sqdmull v0.2d, v1.2s, v2.s[2]
+        sqdmull v0.2d, v1.2s, v22.s[2]
+        sqdmull2 v0.4s, v1.8h, v2.h[2]
+        sqdmull2 v0.2d, v1.4s, v2.s[2]
+        sqdmull2 v0.2d, v1.4s, v22.s[2]
+
+// CHECK: sqdmull	v0.4s, v1.4h, v2.h[2]   // encoding: [0x20,0xb0,0x62,0x0f]
+// CHECK: sqdmull	v0.2d, v1.2s, v2.s[2]   // encoding: [0x20,0xb8,0x82,0x0f]
+// CHECK: sqdmull	v0.2d, v1.2s, v22.s[2]  // encoding: [0x20,0xb8,0x96,0x0f]
+// CHECK: sqdmull2	v0.4s, v1.8h, v2.h[2] // encoding: [0x20,0xb0,0x62,0x4f]
+// CHECK: sqdmull2	v0.2d, v1.4s, v2.s[2] // encoding: [0x20,0xb8,0x82,0x4f]
+// CHECK: sqdmull2	v0.2d, v1.4s, v22.s[2] // encoding: [0x20,0xb8,0x96,0x4f]
+
+        sqdmulh v0.4h, v1.4h, v2.h[2]
+        sqdmulh v0.8h, v1.8h, v2.h[2]
+        sqdmulh v0.2s, v1.2s, v2.s[2]
+        sqdmulh v0.2s, v1.2s, v22.s[2]
+        sqdmulh v0.4s, v1.4s, v2.s[2]
+        sqdmulh v0.4s, v1.4s, v22.s[2]
+
+// CHECK: sqdmulh	v0.4h, v1.4h, v2.h[2]   // encoding: [0x20,0xc0,0x62,0x0f]
+// CHECK: sqdmulh	v0.8h, v1.8h, v2.h[2]   // encoding: [0x20,0xc0,0x62,0x4f]
+// CHECK: sqdmulh	v0.2s, v1.2s, v2.s[2]   // encoding: [0x20,0xc8,0x82,0x0f]
+// CHECK: sqdmulh	v0.2s, v1.2s, v22.s[2]  // encoding: [0x20,0xc8,0x96,0x0f]
+// CHECK: sqdmulh	v0.4s, v1.4s, v2.s[2]   // encoding: [0x20,0xc8,0x82,0x4f]
+// CHECK: sqdmulh	v0.4s, v1.4s, v22.s[2]  // encoding: [0x20,0xc8,0x96,0x4f]
+
+        sqrdmulh v0.4h, v1.4h, v2.h[2]
+        sqrdmulh v0.8h, v1.8h, v2.h[2]
+        sqrdmulh v0.2s, v1.2s, v2.s[2]
+        sqrdmulh v0.2s, v1.2s, v22.s[2]
+        sqrdmulh v0.4s, v1.4s, v2.s[2]
+        sqrdmulh v0.4s, v1.4s, v22.s[2]
+
+// CHECK: sqrdmulh	v0.4h, v1.4h, v2.h[2] // encoding: [0x20,0xd0,0x62,0x0f]
+// CHECK: sqrdmulh	v0.8h, v1.8h, v2.h[2] // encoding: [0x20,0xd0,0x62,0x4f]
+// CHECK: sqrdmulh	v0.2s, v1.2s, v2.s[2] // encoding: [0x20,0xd8,0x82,0x0f]
+// CHECK: sqrdmulh	v0.2s, v1.2s, v22.s[2] // encoding: [0x20,0xd8,0x96,0x0f]
+// CHECK: sqrdmulh	v0.4s, v1.4s, v2.s[2] // encoding: [0x20,0xd8,0x82,0x4f]
+// CHECK: sqrdmulh	v0.4s, v1.4s, v22.s[2] // encoding: [0x20,0xd8,0x96,0x4f]