From 0e55fd61ae9ab88cf76b30f7e69d168bd7be87d0 Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Thu, 30 Sep 2010 01:08:25 +0000
Subject: ARM instruction itinerary fixes: 1. Cortex-a9 8-bit and 16-bit loads
 / stores AGU cycles are 1 cycle longer than 32-bit ones. 2. Cortex-a9 is
 out-of-order so model all read cycles as cycle 1. 3. Lots of other random
 fixes for A8 and A9.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115121 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/ARM/ARMScheduleV6.td | 43 ++++++++++++++++++++++++++++-------------
 1 file changed, 30 insertions(+), 13 deletions(-)

(limited to 'lib/Target/ARM/ARMScheduleV6.td')

diff --git a/lib/Target/ARM/ARMScheduleV6.td b/lib/Target/ARM/ARMScheduleV6.td
index f19d1d1..b5ae927 100644
--- a/lib/Target/ARM/ARMScheduleV6.td
+++ b/lib/Target/ARM/ARMScheduleV6.td
@@ -89,22 +89,31 @@ def ARMV6Itineraries : ProcessorItineraries<
   // Integer load pipeline
   //
   // Immediate offset
-  InstrItinData<IIC_iLoadi   , [InstrStage<1, [V6_Pipe]>], [4, 1]>,
+  InstrItinData<IIC_iLoad_i   , [InstrStage<1, [V6_Pipe]>], [4, 1]>,
+  InstrItinData<IIC_iLoad_bh_i, [InstrStage<1, [V6_Pipe]>], [4, 1]>,
+  InstrItinData<IIC_iLoad_d_i , [InstrStage<1, [V6_Pipe]>], [4, 1]>,
   //
   // Register offset
-  InstrItinData<IIC_iLoadr   , [InstrStage<1, [V6_Pipe]>], [4, 1, 1]>,
+  InstrItinData<IIC_iLoad_r   , [InstrStage<1, [V6_Pipe]>], [4, 1, 1]>,
+  InstrItinData<IIC_iLoad_bh_r, [InstrStage<1, [V6_Pipe]>], [4, 1, 1]>,
+  InstrItinData<IIC_iLoad_d_r , [InstrStage<1, [V6_Pipe]>], [4, 1, 1]>,
   //
   // Scaled register offset, issues over 2 cycles
-  InstrItinData<IIC_iLoadsi  , [InstrStage<2, [V6_Pipe]>], [5, 2, 1]>,
+  InstrItinData<IIC_iLoad_si   , [InstrStage<2, [V6_Pipe]>], [5, 2, 1]>,
+  InstrItinData<IIC_iLoad_bh_si, [InstrStage<2, [V6_Pipe]>], [5, 2, 1]>,
   //
   // Immediate offset with update
-  InstrItinData<IIC_iLoadiu  , [InstrStage<1, [V6_Pipe]>], [4, 2, 1]>,
+  InstrItinData<IIC_iLoad_iu   , [InstrStage<1, [V6_Pipe]>], [4, 2, 1]>,
+  InstrItinData<IIC_iLoad_bh_iu, [InstrStage<1, [V6_Pipe]>], [4, 2, 1]>,
   //
   // Register offset with update
-  InstrItinData<IIC_iLoadru  , [InstrStage<1, [V6_Pipe]>], [4, 2, 1, 1]>,
+  InstrItinData<IIC_iLoad_ru   , [InstrStage<1, [V6_Pipe]>], [4, 2, 1, 1]>,
+  InstrItinData<IIC_iLoad_bh_ru, [InstrStage<1, [V6_Pipe]>], [4, 2, 1, 1]>,
+  InstrItinData<IIC_iLoad_d_ru , [InstrStage<1, [V6_Pipe]>], [4, 2, 1, 1]>,
   //
   // Scaled register offset with update, issues over 2 cycles
-  InstrItinData<IIC_iLoadsiu , [InstrStage<2, [V6_Pipe]>], [5, 2, 2, 1]>,
+  InstrItinData<IIC_iLoad_siu,   [InstrStage<2, [V6_Pipe]>], [5, 2, 2, 1]>,
+  InstrItinData<IIC_iLoad_bh_siu,[InstrStage<2, [V6_Pipe]>], [5, 2, 2, 1]>,
 
   //
   // Load multiple
@@ -123,23 +132,31 @@ def ARMV6Itineraries : ProcessorItineraries<
   // Integer store pipeline
   //
   // Immediate offset
-  InstrItinData<IIC_iStorei  , [InstrStage<1, [V6_Pipe]>], [2, 1]>,
+  InstrItinData<IIC_iStore_i   , [InstrStage<1, [V6_Pipe]>], [2, 1]>,
+  InstrItinData<IIC_iStore_bh_i, [InstrStage<1, [V6_Pipe]>], [2, 1]>,
+  InstrItinData<IIC_iStore_d_i , [InstrStage<1, [V6_Pipe]>], [2, 1]>,
   //
   // Register offset
-  InstrItinData<IIC_iStorer  , [InstrStage<1, [V6_Pipe]>], [2, 1, 1]>,
-
+  InstrItinData<IIC_iStore_r   , [InstrStage<1, [V6_Pipe]>], [2, 1, 1]>,
+  InstrItinData<IIC_iStore_bh_r, [InstrStage<1, [V6_Pipe]>], [2, 1, 1]>,
+  InstrItinData<IIC_iStore_d_r , [InstrStage<1, [V6_Pipe]>], [2, 1, 1]>,
   //
   // Scaled register offset, issues over 2 cycles
-  InstrItinData<IIC_iStoresi , [InstrStage<2, [V6_Pipe]>], [2, 2, 1]>,
+  InstrItinData<IIC_iStore_si   , [InstrStage<2, [V6_Pipe]>], [2, 2, 1]>,
+  InstrItinData<IIC_iStore_bh_si, [InstrStage<2, [V6_Pipe]>], [2, 2, 1]>,
   //
   // Immediate offset with update
-  InstrItinData<IIC_iStoreiu , [InstrStage<1, [V6_Pipe]>], [2, 2, 1]>,
+  InstrItinData<IIC_iStore_iu   , [InstrStage<1, [V6_Pipe]>], [2, 2, 1]>,
+  InstrItinData<IIC_iStore_bh_iu, [InstrStage<1, [V6_Pipe]>], [2, 2, 1]>,
   //
   // Register offset with update
-  InstrItinData<IIC_iStoreru , [InstrStage<1, [V6_Pipe]>], [2, 2, 1, 1]>,
+  InstrItinData<IIC_iStore_ru,   [InstrStage<1, [V6_Pipe]>], [2, 2, 1, 1]>,
+  InstrItinData<IIC_iStore_bh_ru,[InstrStage<1, [V6_Pipe]>], [2, 2, 1, 1]>,
+  InstrItinData<IIC_iStore_d_ru, [InstrStage<1, [V6_Pipe]>], [2, 2, 1, 1]>,
   //
   // Scaled register offset with update, issues over 2 cycles
-  InstrItinData<IIC_iStoresiu, [InstrStage<2, [V6_Pipe]>], [2, 2, 2, 1]>,
+  InstrItinData<IIC_iStore_siu,   [InstrStage<2, [V6_Pipe]>], [2, 2, 2, 1]>,
+  InstrItinData<IIC_iStore_bh_siu,[InstrStage<2, [V6_Pipe]>], [2, 2, 2, 1]>,
   //
   // Store multiple
   InstrItinData<IIC_iStorem   , [InstrStage<3, [V6_Pipe]>]>,
-- 
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