[ARM] When a bitcast is about to be turned into a VMOVDRR, try to combine it

[oota-llvm.git] / test / CodeGen / ARM / fast-isel-pic.ll

diff --git a/test/CodeGen/ARM/fast-isel-pic.ll b/test/CodeGen/ARM/fast-isel-pic.ll
index 392a845d2cc3b8282b8bce7df918f53c4fc6d290..4cee5a7eba90b8a1ac5559bcb5f4b4088051acb1 100644 (file)
--- a/test/CodeGen/ARM/fast-isel-pic.ll
+++ b/test/CodeGen/ARM/fast-isel-pic.ll
@@ -1,6 +1,7 @@
-; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=pic -mtriple=thumbv7-apple-ios | FileCheck %s --check-prefix=THUMB
-; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=pic -mtriple=arm-apple-ios | FileCheck %s --check-prefix=ARM
-; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=pic -mtriple=armv7-apple-ios | FileCheck %s --check-prefix=ARMv7
+; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=pic -mtriple=thumbv7-apple-ios | FileCheck %s --check-prefix=THUMB
+; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=pic -mtriple=armv7-apple-ios | FileCheck %s --check-prefix=ARMv7
+; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -arm-force-fast-isel -relocation-model=pic -mtriple=thumbv7-none-linux-gnueabi | FileCheck %s --check-prefix=THUMB-ELF
+; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -arm-force-fast-isel -relocation-model=pic -mtriple=armv7-none-linux-gnueabi | FileCheck %s --check-prefix=ARMv7-ELF
 
 @g = global i32 0, align 4
 
@@ -10,6 +11,10 @@ entry:
 ; THUMB: movw [[reg0:r[0-9]+]],
 ; THUMB: movt [[reg0]],
 ; THUMB: add  [[reg0]], pc
+; THUMB-ELF: LoadGV
+; THUMB-ELF: ldr r[[reg0:[0-9]+]],
+; THUMB-ELF: add r[[reg0]], pc
+; THUMB-ELF: ldr r[[reg0]], [r[[reg0]]]
 ; ARM: LoadGV
 ; ARM: ldr [[reg1:r[0-9]+]],
 ; ARM: add [[reg1]], pc, [[reg1]]
@@ -17,7 +22,12 @@ entry:
 ; ARMv7: movw [[reg2:r[0-9]+]],
 ; ARMv7: movt [[reg2]],
 ; ARMv7: add  [[reg2]], pc, [[reg2]]
-  %tmp = load i32* @g
+; ARMv7-ELF: LoadGV
+; ARMv7-ELF: ldr r[[reg2:[0-9]+]],
+; ARMv7-ELF: .LPC
+; ARMv7-ELF-NEXT: ldr r[[reg2]], [pc, r[[reg2]]]
+; ARMv7-ELF: ldr r[[reg2]], [r[[reg2]]]
+  %tmp = load i32, i32* @g
   ret i32 %tmp
 }
 
@@ -30,6 +40,10 @@ entry:
 ; THUMB: movt r[[reg3]],
 ; THUMB: add  r[[reg3]], pc
 ; THUMB: ldr  r[[reg3]], [r[[reg3]]]
+; THUMB-ELF: LoadIndirectSymbol
+; THUMB-ELF: ldr r[[reg3:[0-9]+]],
+; THUMB-ELF: ldr r[[reg4:[0-9]+]], [r[[reg3]]]
+; THUMB-ELF: ldr r0, [r[[reg4]]]
 ; ARM: LoadIndirectSymbol
 ; ARM: ldr [[reg4:r[0-9]+]],
 ; ARM: ldr [[reg4]], [pc, [[reg4]]]
@@ -38,6 +52,11 @@ entry:
 ; ARMv7: movt r[[reg5]],
 ; ARMv7: add  r[[reg5]], pc, r[[reg5]]
 ; ARMv7: ldr  r[[reg5]], [r[[reg5]]]
-  %tmp = load i32* @i
+; ARMv7-ELF: LoadIndirectSymbol
+; ARMv7-ELF: ldr r[[reg5:[0-9]+]],
+; ARMv7-ELF: .LPC
+; ARMv7-ELF: ldr r[[reg6:[0-9]+]], [pc, r[[reg5]]]
+; ARMv7-ELF: ldr r0, [r[[reg5]]]
+  %tmp = load i32, i32* @i
   ret i32 %tmp
 }