Support fpv4 for ARM Cortex-M4.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161163 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARM.td b/lib/Target/ARM/ARM.td
index cd3c0e0a41653d52c354c1d3bf835ea1c976c509..69e2346dc0b8e408cec6c9c5ddffbf0282c92846 100644 (file)
--- a/lib/Target/ARM/ARM.td
+++ b/lib/Target/ARM/ARM.td
@@ -224,7 +224,7 @@ def : ProcNoItin<"cortex-m3",       [HasV7Ops,
 def : ProcNoItin<"cortex-m4",       [HasV7Ops,
                                      FeatureThumb2, FeatureNoARM, FeatureDB,
                                      FeatureHWDiv, FeatureDSPThumb2,
-                                     FeatureT2XtPk, FeatureVFP2,
+                                     FeatureT2XtPk, FeatureVFP4,
                                      FeatureVFPOnlySP, FeatureMClass]>;
 
 //===----------------------------------------------------------------------===//

diff --git a/test/MC/ARM/vfp4.s b/test/MC/ARM/vfp4.s
index cc87a38112ba53a6382736ee80a01b4c3e0dd2bd..0a1fe92abd87d85f654adfca348060d74f53d8fb 100644 (file)
--- a/test/MC/ARM/vfp4.s
+++ b/test/MC/ARM/vfp4.s
@@ -1,5 +1,6 @@
 @ RUN: llvm-mc < %s -triple armv7-unknown-unknown -show-encoding -mattr=+neon,+vfp4   | FileCheck %s --check-prefix=ARM
 @ RUN: llvm-mc < %s -triple thumbv7-unknown-unknown -show-encoding -mattr=+neon,+vfp4 | FileCheck %s --check-prefix=THUMB
+@ RUN: llvm-mc < %s -triple thumbv7-unknown-unknown -show-encoding -mcpu=cortex-m4 | FileCheck %s --check-prefix=THUMB_V7EM
 
 @ ARM: vfma.f64 d16, d18, d17 @ encoding: [0xa1,0x0b,0xe2,0xee]
 @ THUMB: vfma.f64 d16, d18, d17 @ encoding: [0xe2,0xee,0xa1,0x0b]
@@ -7,6 +8,7 @@ vfma.f64 d16, d18, d17
 
 @ ARM: vfma.f32 s2, s4, s0 @ encoding: [0x00,0x1a,0xa2,0xee]
 @ THUMB: vfma.f32 s2, s4, s0 @ encoding: [0xa2,0xee,0x00,0x1a]
+@ THUMB_V7EM: vfma.f32 s2, s4, s0 @ encoding: [0xa2,0xee,0x00,0x1a]
 vfma.f32 s2, s4, s0
 
 @ ARM: vfma.f32 d16, d18, d17 @ encoding: [0xb1,0x0c,0x42,0xf2]
@@ -23,6 +25,7 @@ vfnma.f64 d16, d18, d17
 
 @ ARM: vfnma.f32 s2, s4, s0 @ encoding: [0x40,0x1a,0x92,0xee]
 @ THUMB: vfnma.f32 s2, s4, s0 @ encoding: [0x92,0xee,0x40,0x1a]
+@ THUMB_V7EM: vfnma.f32 s2, s4, s0 @ encoding: [0x92,0xee,0x40,0x1a]
 vfnma.f32 s2, s4, s0
 
 @ ARM: vfms.f64 d16, d18, d17 @ encoding: [0xe1,0x0b,0xe2,0xee]
@@ -31,6 +34,7 @@ vfms.f64 d16, d18, d17
 
 @ ARM: vfms.f32 s2, s4, s0 @ encoding: [0x40,0x1a,0xa2,0xee]
 @ THUMB: vfms.f32 s2, s4, s0 @ encoding: [0xa2,0xee,0x40,0x1a]
+@ THUMB_V7EM: vfms.f32 s2, s4, s0 @ encoding: [0xa2,0xee,0x40,0x1a]
 vfms.f32 s2, s4, s0
 
 @ ARM: vfms.f32 d16, d18, d17 @ encoding: [0xb1,0x0c,0x62,0xf2]