From a31d45bb574040f3a91c6990f57a095eefbfc7fc Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Fri, 27 May 2016 21:44:18 +0000
Subject: [PATCH] Map DynamicNoPIC to Static on non-darwin.

DynamicNoPIC was only every used on darwin. This maps it to static on
ELF. It matches what is done on X86.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@271052 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/ARM/ARMTargetMachine.cpp     |  5 ++
 test/CodeGen/ARM/fast-isel-call.ll      | 26 ++++++---
 test/CodeGen/ARM/fast-isel-intrinsic.ll | 97 +++++++++++++++++++++++----------
 test/CodeGen/ARM/fast-isel.ll           | 14 +++--
 4 files changed, 101 insertions(+), 41 deletions(-)

diff --git a/lib/Target/ARM/ARMTargetMachine.cpp b/lib/Target/ARM/ARMTargetMachine.cpp
index 81127f7b813..d3276f79b5e 100644
--- a/lib/Target/ARM/ARMTargetMachine.cpp
+++ b/lib/Target/ARM/ARMTargetMachine.cpp
@@ -177,6 +177,11 @@ static Reloc::Model getEffectiveRelocModel(const Triple &TT,
   if (!RM.hasValue())
     // Default relocation model on Darwin is PIC, not DynamicNoPIC.
     return TT.isOSDarwin() ? Reloc::PIC_ : Reloc::DynamicNoPIC;
+
+  // DynamicNoPIC is only used on darwin.
+  if (*RM == Reloc::DynamicNoPIC && !TT.isOSDarwin())
+    return Reloc::Static;
+
   return *RM;
 }
 
diff --git a/test/CodeGen/ARM/fast-isel-call.ll b/test/CodeGen/ARM/fast-isel-call.ll
index e382e78a995..1122867356b 100644
--- a/test/CodeGen/ARM/fast-isel-call.ll
+++ b/test/CodeGen/ARM/fast-isel-call.ll
@@ -1,8 +1,8 @@
 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios | FileCheck %s --check-prefix=ARM
 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi | FileCheck %s --check-prefix=ARM
 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios | FileCheck %s --check-prefix=THUMB
-; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios -mattr=+long-calls | FileCheck %s --check-prefix=ARM-LONG
-; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi -mattr=+long-calls | FileCheck %s --check-prefix=ARM-LONG
+; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios -mattr=+long-calls | FileCheck %s --check-prefix=ARM-LONG --check-prefix=ARM-LONG-MACHO
+; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi -mattr=+long-calls | FileCheck %s --check-prefix=ARM-LONG --check-prefix=ARM-LONG-ELF
 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios -mattr=+long-calls | FileCheck %s --check-prefix=THUMB-LONG
 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios -mattr=-vfp2 | FileCheck %s --check-prefix=ARM-NOVFP
 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi -mattr=-vfp2 | FileCheck %s --check-prefix=ARM-NOVFP
@@ -111,9 +111,14 @@ entry:
 ; ARM: str [[R4]], [sp, #4]
 ; ARM: bl {{_?}}bar
 ; ARM-LONG: @t10
-; ARM-LONG: {{(movw)|(ldr)}} [[R:l?r[0-9]*]], {{(:lower16:L_bar\$non_lazy_ptr)|(.LCPI)}}
-; ARM-LONG: {{(movt [[R]], :upper16:L_bar\$non_lazy_ptr)?}}
-; ARM-LONG: ldr [[R]], {{\[}}[[R]]{{\]}}
+
+; ARM-LONG-MACHO: {{(movw)|(ldr)}} [[R:l?r[0-9]*]], {{(:lower16:L_bar\$non_lazy_ptr)|(.LCPI)}}
+; ARM-LONG-MACHO: {{(movt [[R]], :upper16:L_bar\$non_lazy_ptr)?}}
+; ARM-LONG-MACHO: ldr [[R]], {{\[}}[[R]]{{\]}}
+
+; ARM-LONG-ELF: movw [[R:l?r[0-9]*]], :lower16:bar
+; ARM-LONG-ELF: {{(movt [[R]], :upper16:L_bar\$non_lazy_ptr)?}}
+
 ; ARM-LONG: blx [[R]]
 ; THUMB: @t10
 ; THUMB: movs [[R0:l?r[0-9]*]], #0
@@ -167,9 +172,14 @@ entry:
 ; ARM: LibCall
 ; ARM: bl {{___udivsi3|__aeabi_uidiv}}
 ; ARM-LONG: LibCall
-; ARM-LONG: {{(movw r2, :lower16:L___udivsi3\$non_lazy_ptr)|(ldr r2, .LCPI)}}
-; ARM-LONG: {{(movt r2, :upper16:L___udivsi3\$non_lazy_ptr)?}}
-; ARM-LONG: ldr r2, [r2]
+
+; ARM-LONG-MACHO: {{(movw r2, :lower16:L___udivsi3\$non_lazy_ptr)|(ldr r2, .LCPI)}}
+; ARM-LONG-MACHO: {{(movt r2, :upper16:L___udivsi3\$non_lazy_ptr)?}}
+; ARM-LONG-MACHO: ldr r2, [r2]
+
+; ARM-LONG-ELF: movw r2, :lower16:__aeabi_uidiv
+; ARM-LONG-ELF: movt r2, :upper16:__aeabi_uidiv
+
 ; ARM-LONG: blx r2
 ; THUMB: LibCall
 ; THUMB: bl {{___udivsi3|__aeabi_uidiv}}
diff --git a/test/CodeGen/ARM/fast-isel-intrinsic.ll b/test/CodeGen/ARM/fast-isel-intrinsic.ll
index 1c7ff687938..277461aa566 100644
--- a/test/CodeGen/ARM/fast-isel-intrinsic.ll
+++ b/test/CodeGen/ARM/fast-isel-intrinsic.ll
@@ -1,8 +1,8 @@
-; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios -verify-machineinstrs | FileCheck %s --check-prefix=ARM
-; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi -verify-machineinstrs | FileCheck %s --check-prefix=ARM
+; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios -verify-machineinstrs | FileCheck %s --check-prefix=ARM --check-prefix=ARM-MACHO
+; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi -verify-machineinstrs | FileCheck %s --check-prefix=ARM --check-prefix=ARM-ELF
 ; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios -verify-machineinstrs | FileCheck %s --check-prefix=THUMB
-; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios -mattr=+long-calls -verify-machineinstrs | FileCheck %s --check-prefix=ARM-LONG
-; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi -mattr=+long-calls -verify-machineinstrs | FileCheck %s --check-prefix=ARM-LONG
+; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios -mattr=+long-calls -verify-machineinstrs | FileCheck %s --check-prefix=ARM-LONG --check-prefix=ARM-LONG-MACHO
+; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi -mattr=+long-calls -verify-machineinstrs | FileCheck %s --check-prefix=ARM-LONG --check-prefix=ARM-LONG-ELF
 ; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios -mattr=+long-calls -verify-machineinstrs | FileCheck %s --check-prefix=THUMB-LONG
 
 ; Note that some of these tests assume that relocations are either
@@ -22,9 +22,14 @@ define void @t1() nounwind ssp {
 ; ARM: and r1, r1, #255
 ; ARM: bl {{_?}}memset
 ; ARM-LONG-LABEL: t1:
-; ARM-LONG: {{(movw r3, :lower16:L_memset\$non_lazy_ptr)|(ldr r3, .LCPI)}}
-; ARM-LONG: {{(movt r3, :upper16:L_memset\$non_lazy_ptr)?}}
-; ARM-LONG: ldr r3, [r3]
+
+; ARM-LONG-MACHO: {{(movw r3, :lower16:L_memset\$non_lazy_ptr)|(ldr r3, .LCPI)}}
+; ARM-LONG-MACHO: {{(movt r3, :upper16:L_memset\$non_lazy_ptr)?}}
+; ARM-LONG-MACHO: ldr r3, [r3]
+
+; ARM-LONG-ELF: movw r3, :lower16:memset
+; ARM-LONG-ELF: movt r3, :upper16:memset
+
 ; ARM-LONG: blx r3
 ; THUMB-LABEL: t1:
 ; THUMB: {{(movw r0, :lower16:_?message1)|(ldr.n r0, .LCPI)}}
@@ -47,9 +52,14 @@ declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1) nounwind
 
 define void @t2() nounwind ssp {
 ; ARM-LABEL: t2:
-; ARM: {{(movw r0, :lower16:L_temp\$non_lazy_ptr)|(ldr r0, .LCPI)}}
-; ARM: {{(movt r0, :upper16:L_temp\$non_lazy_ptr)?}}
-; ARM: ldr r0, [r0]
+
+; ARM-MACHO: {{(movw r0, :lower16:L_temp\$non_lazy_ptr)|(ldr r0, .LCPI)}}
+; ARM-MACHO: {{(movt r0, :upper16:L_temp\$non_lazy_ptr)?}}
+; ARM-MACHO: ldr r0, [r0]
+
+; ARM-ELF: movw r0, :lower16:temp
+; ARM-ELF: movt r0, :upper16:temp
+
 ; ARM: add r1, r0, #4
 ; ARM: add r0, r0, #16
 ; ARM: movw r2, #17
@@ -58,9 +68,14 @@ define void @t2() nounwind ssp {
 ; ARM: ldr r1, [sp[[SLOT]]] @ 4-byte Reload
 ; ARM: bl {{_?}}memcpy
 ; ARM-LONG-LABEL: t2:
-; ARM-LONG: {{(movw r3, :lower16:L_memcpy\$non_lazy_ptr)|(ldr r3, .LCPI)}}
-; ARM-LONG: {{(movt r3, :upper16:L_memcpy\$non_lazy_ptr)?}}
-; ARM-LONG: ldr r3, [r3]
+
+; ARM-LONG-MACHO: {{(movw r3, :lower16:L_memcpy\$non_lazy_ptr)|(ldr r3, .LCPI)}}
+; ARM-LONG-MACHO: {{(movt r3, :upper16:L_memcpy\$non_lazy_ptr)?}}
+; ARM-LONG-MACHO: ldr r3, [r3]
+
+; ARM-LONG-ELF: movw r3, :lower16:memcpy
+; ARM-LONG-ELF: movt r3, :upper16:memcpy
+
 ; ARM-LONG: blx r3
 ; THUMB-LABEL: t2:
 ; THUMB: {{(movw r0, :lower16:L_temp\$non_lazy_ptr)|(ldr.n r0, .LCPI)}}
@@ -86,18 +101,29 @@ declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32,
 
 define void @t3() nounwind ssp {
 ; ARM-LABEL: t3:
-; ARM: {{(movw r0, :lower16:L_temp\$non_lazy_ptr)|(ldr r0, .LCPI)}}
-; ARM: {{(movt r0, :upper16:L_temp\$non_lazy_ptr)?}}
-; ARM: ldr r0, [r0]
+
+; ARM-MACHO: {{(movw r0, :lower16:L_temp\$non_lazy_ptr)|(ldr r0, .LCPI)}}
+; ARM-MACHO: {{(movt r0, :upper16:L_temp\$non_lazy_ptr)?}}
+; ARM-MACHO: ldr r0, [r0]
+
+; ARM-ELF: movw r0, :lower16:temp
+; ARM-ELF: movt r0, :upper16:temp
+
+
 ; ARM: add r1, r0, #4
 ; ARM: add r0, r0, #16
 ; ARM: movw r2, #10
 ; ARM: mov r0, r1
 ; ARM: bl {{_?}}memmove
 ; ARM-LONG-LABEL: t3:
-; ARM-LONG: {{(movw r3, :lower16:L_memmove\$non_lazy_ptr)|(ldr r3, .LCPI)}}
-; ARM-LONG: {{(movt r3, :upper16:L_memmove\$non_lazy_ptr)?}}
-; ARM-LONG: ldr r3, [r3]
+
+; ARM-LONG-MACHO: {{(movw r3, :lower16:L_memmove\$non_lazy_ptr)|(ldr r3, .LCPI)}}
+; ARM-LONG-MACHO: {{(movt r3, :upper16:L_memmove\$non_lazy_ptr)?}}
+; ARM-LONG-MACHO: ldr r3, [r3]
+
+; ARM-LONG-ELF: movw r3, :lower16:memmove
+; ARM-LONG-ELF: movt r3, :upper16:memmove
+
 ; ARM-LONG: blx r3
 ; THUMB-LABEL: t3:
 ; THUMB: {{(movw r0, :lower16:L_temp\$non_lazy_ptr)|(ldr.n r0, .LCPI)}}
@@ -121,9 +147,14 @@ define void @t3() nounwind ssp {
 
 define void @t4() nounwind ssp {
 ; ARM-LABEL: t4:
-; ARM: {{(movw r0, :lower16:L_temp\$non_lazy_ptr)|(ldr r0, .LCPI)}}
-; ARM: {{(movt r0, :upper16:L_temp\$non_lazy_ptr)?}}
-; ARM: ldr r0, [r0]
+
+; ARM-MACHO: {{(movw r0, :lower16:L_temp\$non_lazy_ptr)|(ldr r0, .LCPI)}}
+; ARM-MACHO: {{(movt r0, :upper16:L_temp\$non_lazy_ptr)?}}
+; ARM-MACHO: ldr r0, [r0]
+
+; ARM-ELF: movw r0, :lower16:temp
+; ARM-ELF: movt r0, :upper16:temp
+
 ; ARM: ldr r1, [r0, #16]
 ; ARM: str r1, [r0, #4]
 ; ARM: ldr r1, [r0, #20]
@@ -150,9 +181,14 @@ declare void @llvm.memmove.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32,
 
 define void @t5() nounwind ssp {
 ; ARM-LABEL: t5:
-; ARM: {{(movw r0, :lower16:L_temp\$non_lazy_ptr)|(ldr r0, .LCPI)}}
-; ARM: {{(movt r0, :upper16:L_temp\$non_lazy_ptr)?}}
-; ARM: ldr r0, [r0]
+
+; ARM-MACHO: {{(movw r0, :lower16:L_temp\$non_lazy_ptr)|(ldr r0, .LCPI)}}
+; ARM-MACHO: {{(movt r0, :upper16:L_temp\$non_lazy_ptr)?}}
+; ARM-MACHO: ldr r0, [r0]
+
+; ARM-ELF: movw r0, :lower16:temp
+; ARM-ELF: movt r0, :upper16:temp
+
 ; ARM: ldrh r1, [r0, #16]
 ; ARM: strh r1, [r0, #4]
 ; ARM: ldrh r1, [r0, #18]
@@ -185,9 +221,14 @@ define void @t5() nounwind ssp {
 
 define void @t6() nounwind ssp {
 ; ARM-LABEL: t6:
-; ARM: {{(movw r0, :lower16:L_temp\$non_lazy_ptr)|(ldr r0, .LCPI)}}
-; ARM: {{(movt r0, :upper16:L_temp\$non_lazy_ptr)?}}
-; ARM: ldr r0, [r0]
+
+; ARM-MACHO: {{(movw r0, :lower16:L_temp\$non_lazy_ptr)|(ldr r0, .LCPI)}}
+; ARM-MACHO: {{(movt r0, :upper16:L_temp\$non_lazy_ptr)?}}
+; ARM-MACHO: ldr r0, [r0]
+
+; ARM-ELF: movw r0, :lower16:temp
+; ARM-ELF: movt r0, :upper16:temp
+
 ; ARM: ldrb r1, [r0, #16]
 ; ARM: strb r1, [r0, #4]
 ; ARM: ldrb r1, [r0, #17]
diff --git a/test/CodeGen/ARM/fast-isel.ll b/test/CodeGen/ARM/fast-isel.ll
index 49460220c47..502285e85df 100644
--- a/test/CodeGen/ARM/fast-isel.ll
+++ b/test/CodeGen/ARM/fast-isel.ll
@@ -1,5 +1,5 @@
-; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios -verify-machineinstrs | FileCheck %s --check-prefix=ARM
-; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi -verify-machineinstrs | FileCheck %s --check-prefix=ARM
+; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios -verify-machineinstrs | FileCheck %s --check-prefix=ARM --check-prefix=ARM-MACHO
+; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi -verify-machineinstrs | FileCheck %s --check-prefix=ARM --check-prefix=ARM-ELF
 ; RUN: llc < %s -O0 -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios -verify-machineinstrs | FileCheck %s --check-prefix=THUMB
 
 ; Very basic fast-isel functionality.
@@ -154,9 +154,13 @@ define void @test4() {
 ; THUMB: adds r1, #1
 ; THUMB: str r1, [r0]
 
-; ARM: {{(movw r0, :lower16:L_test4g\$non_lazy_ptr)|(ldr r0, .LCPI)}}
-; ARM: {{(movt r0, :upper16:L_test4g\$non_lazy_ptr)?}}
-; ARM: ldr r0, [r0]
+; ARM-MACHO: {{(movw r0, :lower16:L_test4g\$non_lazy_ptr)|(ldr r0, .LCPI)}}
+; ARM-MACHO: {{(movt r0, :upper16:L_test4g\$non_lazy_ptr)?}}
+; ARM-MACHO: ldr r0, [r0]
+
+; ARM-ELF: movw r0, :lower16:test4g
+; ARM-ELF: movt r0, :upper16:test4g
+
 ; ARM: ldr r1, [r0]
 ; ARM: add r1, r1, #1
 ; ARM: str r1, [r0]
-- 
2.11.0