[PATCH] D48437: [ARM] ARMv6m and v8m.baseline strict align target feature
Sjoerd Meijer via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Jun 22 01:52:53 PDT 2018
This revision was automatically updated to reflect the committed changes.
Closed by commit rL335326: [ARM] ARMv6m and v8m.baseline strict align (authored by SjoerdMeijer, committed by ).
Changed prior to commit:
https://reviews.llvm.org/D48437?vs=152322&id=152440#toc
Repository:
rL LLVM
https://reviews.llvm.org/D48437
Files:
llvm/trunk/lib/Target/ARM/ARM.td
llvm/trunk/test/CodeGen/ARM/build-attributes.ll
Index: llvm/trunk/test/CodeGen/ARM/build-attributes.ll
===================================================================
--- llvm/trunk/test/CodeGen/ARM/build-attributes.ll
+++ llvm/trunk/test/CodeGen/ARM/build-attributes.ll
@@ -73,13 +73,13 @@
; RUN: llc < %s -mtriple=armv7-linux-gnueabi -mattr=+neon,+fp16 | FileCheck %s --check-prefix=GENERIC-FPU-NEON-FP16
; RUN: llc < %s -mtriple=armv7-linux-gnueabi -mcpu=cortex-a17 -enable-sign-dependent-rounding-fp-math | FileCheck %s --check-prefix=DYN-ROUNDING
-; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m0 -mattr=+strict-align | FileCheck %s --check-prefix=CORTEX-M0
-; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m0 -mattr=+strict-align -enable-unsafe-fp-math -disable-fp-elim -enable-no-infs-fp-math -enable-no-nans-fp-math -fp-contract=fast | FileCheck %s --check-prefix=CORTEX-M0-FAST
-; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m0 -mattr=+strict-align -enable-sign-dependent-rounding-fp-math | FileCheck %s --check-prefix=DYN-ROUNDING
-; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m0plus -mattr=+strict-align | FileCheck %s --check-prefix=CORTEX-M0PLUS
-; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m0plus -mattr=+strict-align -enable-unsafe-fp-math -disable-fp-elim -enable-no-infs-fp-math -enable-no-nans-fp-math -fp-contract=fast | FileCheck %s --check-prefix=CORTEX-M0PLUS-FAST
-; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m0plus -mattr=+strict-align -enable-sign-dependent-rounding-fp-math | FileCheck %s --check-prefix=DYN-ROUNDING
-; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m1 -mattr=+strict-align | FileCheck %s --check-prefix=CORTEX-M1
+; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m0 | FileCheck %s --check-prefix=CORTEX-M0
+; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m0 -enable-unsafe-fp-math -disable-fp-elim -enable-no-infs-fp-math -enable-no-nans-fp-math -fp-contract=fast | FileCheck %s --check-prefix=CORTEX-M0-FAST
+; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m0 -enable-sign-dependent-rounding-fp-math | FileCheck %s --check-prefix=DYN-ROUNDING
+; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m0plus | FileCheck %s --check-prefix=CORTEX-M0PLUS
+; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m0plus -enable-unsafe-fp-math -disable-fp-elim -enable-no-infs-fp-math -enable-no-nans-fp-math -fp-contract=fast | FileCheck %s --check-prefix=CORTEX-M0PLUS-FAST
+; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m0plus -enable-sign-dependent-rounding-fp-math | FileCheck %s --check-prefix=DYN-ROUNDING
+; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m1 | FileCheck %s --check-prefix=CORTEX-M1
; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m1 -mattr=+strict-align -enable-unsafe-fp-math -disable-fp-elim -enable-no-infs-fp-math -enable-no-nans-fp-math -fp-contract=fast | FileCheck %s --check-prefix=CORTEX-M1-FAST
; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=cortex-m1 -mattr=+strict-align -enable-sign-dependent-rounding-fp-math | FileCheck %s --check-prefix=DYN-ROUNDING
; RUN: llc < %s -mtriple=thumbv6m-linux-gnueabi -mcpu=sc000 -mattr=+strict-align | FileCheck %s --check-prefix=SC000
@@ -226,8 +226,7 @@
; RUN: llc < %s -mtriple=arm-none-none-eabi -mcpu=cortex-r52 | FileCheck %s --check-prefix=ARMv8R --check-prefix=ARMv8R-NEON
; ARMv8-M
-; RUN: llc < %s -mtriple=thumbv8-none-none-eabi -mcpu=cortex-m23 | FileCheck %s --check-prefix=NO-STRICT-ALIGN
-; RUN: llc < %s -mtriple=thumbv8-none-none-eabi -mcpu=cortex-m23 -mattr=+strict-align | FileCheck %s --check-prefix=STRICT-ALIGN
+; RUN: llc < %s -mtriple=thumbv8-none-none-eabi -mcpu=cortex-m23 | FileCheck %s --check-prefix=STRICT-ALIGN
; RUN: llc < %s -mtriple=thumbv8-none-none-eabi -mcpu=cortex-m33 | FileCheck %s --check-prefix=NO-STRICT-ALIGN
; RUN: llc < %s -mtriple=thumbv8-none-none-eabi -mcpu=cortex-m33 -mattr=+strict-align | FileCheck %s --check-prefix=STRICT-ALIGN
@@ -1355,7 +1354,7 @@
; CORTEX-M23: .eabi_attribute 8, 0
; CORTEX-M23: .eabi_attribute 9, 3
; CORTEX-M23-NOT: .eabi_attribute 27
-; CORTEX-M23: .eabi_attribute 34, 1
+; CORTEX-M23: .eabi_attribute 34, 0
; CORTEX-M23-NOT: .eabi_attribute 44
; CORTEX-M23: .eabi_attribute 17, 1
;; We default to IEEE 754 compliance
Index: llvm/trunk/lib/Target/ARM/ARM.td
===================================================================
--- llvm/trunk/lib/Target/ARM/ARM.td
+++ llvm/trunk/lib/Target/ARM/ARM.td
@@ -526,13 +526,15 @@
FeatureNoARM,
ModeThumb,
FeatureDB,
- FeatureMClass]>;
+ FeatureMClass,
+ FeatureStrictAlign]>;
def ARMv6sm : Architecture<"armv6s-m", "ARMv6sm", [HasV6MOps,
FeatureNoARM,
ModeThumb,
FeatureDB,
- FeatureMClass]>;
+ FeatureMClass,
+ FeatureStrictAlign]>;
def ARMv7a : Architecture<"armv7-a", "ARMv7a", [HasV7Ops,
FeatureNEON,
@@ -642,7 +644,8 @@
FeatureV7Clrex,
Feature8MSecExt,
FeatureAcquireRelease,
- FeatureMClass]>;
+ FeatureMClass,
+ FeatureStrictAlign]>;
def ARMv8mMainline : Architecture<"armv8-m.main", "ARMv8mMainline",
[HasV8MMainlineOps,
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