Add -mcpu=cortex-a9-mp. It's cortex-a9 with MP extension. rdar://8648637.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129774 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARM.td b/lib/Target/ARM/ARM.td
index 133af31a388faf5b2fb342635cea9737fbfc502a..745d31dcd0f0512b42f682b4945ee0be15b8065e 100644 (file)
--- a/lib/Target/ARM/ARM.td
+++ b/lib/Target/ARM/ARM.td
@@ -187,6 +187,8 @@ def : Processor<"cortex-a8",        CortexA8Itineraries,
                                     [ArchV7A, ProcA8]>;
 def : Processor<"cortex-a9",        CortexA9Itineraries,
                                     [ArchV7A, ProcA9]>;
+def : Processor<"cortex-a9-mp",     CortexA9Itineraries,
+                                    [ArchV7A, ProcA9, FeatureMP]>;
 
 // V7M Processors.
 def : ProcNoItin<"cortex-m3",       [ArchV7M]>;

diff --git a/test/CodeGen/ARM/prefetch.ll b/test/CodeGen/ARM/prefetch.ll
index 895b27b749db2353efc770d3f1038d745f35821b..95f082aa9385a68fe1d46367bf0a6acb02fb9fd5 100644 (file)
--- a/test/CodeGen/ARM/prefetch.ll
+++ b/test/CodeGen/ARM/prefetch.ll
@@ -1,10 +1,15 @@
 ; RUN: llc < %s -march=thumb -mattr=-thumb2 | not grep pld
-; RUN: llc < %s -march=thumb -mattr=+v7a     | FileCheck %s -check-prefix=THUMB2
-; RUN: llc < %s -march=arm   -mattr=+v7a,+mp | FileCheck %s -check-prefix=ARM-MP
+; RUN: llc < %s -march=thumb -mattr=+v7a        | FileCheck %s -check-prefix=THUMB2
+; RUN: llc < %s -march=arm   -mattr=+v7a        | FileCheck %s -check-prefix=ARM
+; RUN: llc < %s -march=arm   -mcpu=cortex-a9-mp | FileCheck %s -check-prefix=ARM-MP
 ; rdar://8601536
 
 define void @t1(i8* %ptr) nounwind  {
 entry:
+; ARM: t1:
+; ARM-NOT: pldw [r0]
+; ARM: pld [r0]
+
 ; ARM-MP: t1:
 ; ARM-MP: pldw [r0]
 ; ARM-MP: pld [r0]
@@ -19,8 +24,8 @@ entry:
 
 define void @t2(i8* %ptr) nounwind  {
 entry:
-; ARM-MP: t2:
-; ARM-MP: pld [r0, #1023]
+; ARM: t2:
+; ARM: pld [r0, #1023]
 
 ; THUMB2: t2:
 ; THUMB2: pld [r0, #1023]
@@ -31,8 +36,8 @@ entry:
 
 define void @t3(i32 %base, i32 %offset) nounwind  {
 entry:
-; ARM-MP: t3:
-; ARM-MP: pld [r0, r1, lsr #2]
+; ARM: t3:
+; ARM: pld [r0, r1, lsr #2]
 
 ; THUMB2: t3:
 ; THUMB2: lsrs r1, r1, #2
@@ -46,8 +51,8 @@ entry:
 
 define void @t4(i32 %base, i32 %offset) nounwind  {
 entry:
-; ARM-MP: t4:
-; ARM-MP: pld [r0, r1, lsl #2]
+; ARM: t4:
+; ARM: pld [r0, r1, lsl #2]
 
 ; THUMB2: t4:
 ; THUMB2: pld [r0, r1, lsl #2]