Revert 202433 - Provide a target override for the latest regalloc heuristic

[oota-llvm.git] / test / CodeGen / ARM / indirectbr.ll

diff --git a/test/CodeGen/ARM/indirectbr.ll b/test/CodeGen/ARM/indirectbr.ll
index f0ab9dd7ea005c439dc7af17ed083de33541f40c..7c49cb310f39f94fad271f7eadaa66c91083a3cc 100644 (file)
--- a/test/CodeGen/ARM/indirectbr.ll
+++ b/test/CodeGen/ARM/indirectbr.ll
@@ -1,15 +1,21 @@
-; RUN: llc < %s -relocation-model=pic -mtriple=arm-apple-darwin | FileCheck %s -check-prefix=ARM
-; RUN: llc < %s -relocation-model=pic -mtriple=thumb-apple-darwin | FileCheck %s -check-prefix=THUMB
+; RUN: llc < %s -relocation-model=pic -mtriple=armv6-apple-darwin | FileCheck %s -check-prefix=ARM
+; RUN: llc < %s -relocation-model=pic -mtriple=thumbv6-apple-darwin | FileCheck %s -check-prefix=THUMB
 ; RUN: llc < %s -relocation-model=static -mtriple=thumbv7-apple-darwin | FileCheck %s -check-prefix=THUMB2
+; RUN: llc < %s -relocation-model=static -mtriple=thumbv8-apple-darwin | FileCheck %s -check-prefix=THUMB2
 
 @nextaddr = global i8* null                       ; <i8**> [#uses=2]
 @C.0.2070 = private constant [5 x i8*] [i8* blockaddress(@foo, %L1), i8* blockaddress(@foo, %L2), i8* blockaddress(@foo, %L3), i8* blockaddress(@foo, %L4), i8* blockaddress(@foo, %L5)] ; <[5 x i8*]*> [#uses=1]
 
 define internal i32 @foo(i32 %i) nounwind {
-; ARM: foo:
-; THUMB: foo:
-; THUMB2: foo:
+; ARM-LABEL: foo:
+; THUMB-LABEL: foo:
+; THUMB2-LABEL: foo:
 entry:
+  ; _nextaddr gets CSEed for use later on.
+; THUMB: ldr r[[NEXTADDR_REG:[0-9]+]], [[NEXTADDR_CPI:LCPI0_[0-9]+]]
+; THUMB: [[NEXTADDR_PCBASE:LPC0_[0-9]]]:
+; THUMB: add r[[NEXTADDR_REG]], pc
+
   %0 = load i8** @nextaddr, align 4               ; <i8*> [#uses=2]
   %1 = icmp eq i8* %0, null                       ; <i1> [#uses=1]
 ; indirect branch gets duplicated here
@@ -22,7 +28,6 @@ bb2:                                              ; preds = %entry, %bb3
   %gotovar.4.0 = phi i8* [ %gotovar.4.0.pre, %bb3 ], [ %0, %entry ] ; <i8*> [#uses=1]
 ; ARM: bx
 ; THUMB: mov pc,
-; THUMB2: mov pc,
   indirectbr i8* %gotovar.4.0, [label %L5, label %L4, label %L3, label %L2, label %L1]
 
 bb3:                                              ; preds = %entry
@@ -49,19 +54,22 @@ L2:                                               ; preds = %L3, %bb2
 
 L1:                                               ; preds = %L2, %bb2
   %res.3 = phi i32 [ %phitmp, %L2 ], [ 2, %bb2 ]  ; <i32> [#uses=1]
+; ARM-LABEL: %L1
 ; ARM: ldr [[R1:r[0-9]+]], LCPI
 ; ARM: add [[R1b:r[0-9]+]], pc, [[R1]]
 ; ARM: str [[R1b]]
-; THUMB: ldr.n
-; THUMB: add
-; THUMB: ldr.n [[R2:r[0-9]+]], LCPI
+
+; THUMB-LABEL: %L1
+; THUMB: ldr [[R2:r[0-9]+]], LCPI
 ; THUMB: add [[R2]], pc
-; THUMB: str [[R2]]
-; THUMB2: ldr.n [[R2:r[0-9]+]], LCPI
+; THUMB: str [[R2]], [r[[NEXTADDR_REG]]]
+; THUMB2-LABEL: %L1
+; THUMB2: ldr [[R2:r[0-9]+]], LCPI
 ; THUMB2-NEXT: str{{(.w)?}} [[R2]]
   store i8* blockaddress(@foo, %L5), i8** @nextaddr, align 4
   ret i32 %res.3
 }
 ; ARM: .long Ltmp0-(LPC{{.*}}+8)
 ; THUMB: .long Ltmp0-(LPC{{.*}}+4)
+; THUMB: .long _nextaddr-([[NEXTADDR_PCBASE]]+4)
 ; THUMB2: .long Ltmp0