[ARM] Add a test case for revision 243956.

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

diff --git a/test/CodeGen/ARM/call.ll b/test/CodeGen/ARM/call.ll
index d75814039f4baf24820244d626eb50ae0c88057c..87252a91e1b05fc3b0e5ca9d0dafc456a1920d1b 100644 (file)
--- a/test/CodeGen/ARM/call.ll
+++ b/test/CodeGen/ARM/call.ll
@@ -1,17 +1,40 @@
-; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm &&
-; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | grep 'mov lr, pc' &&
-; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm -mattr=+v5t | grep 'blx'
+; RUN: llc -mtriple=arm-eabi -mattr=+v4t %s -o - \
+; RUN:   | FileCheck %s -check-prefix=CHECKV4
 
-%t = weak global int ()* null
-declare void %g(int, int, int, int)
+; RUN: llc -mtriple=arm-eabi -mattr=+v5t %s -o - \
+; RUN:   | FileCheck %s -check-prefix=CHECKV5
 
-void %f() {
-       call void %g( int 1, int 2, int 3, int 4 )
-       ret void
+; RUN: llc -mtriple=armv6-linux-gnueabi -relocation-model=pic %s -o - \
+; RUN:   | FileCheck %s -check-prefix=CHECKELF
+
+@t = weak global i32 ()* null           ; <i32 ()**> [#uses=1]
+
+declare void @g(i32, i32, i32, i32)
+
+define void @f() {
+; CHECKELF: PLT
+        call void @g( i32 1, i32 2, i32 3, i32 4 )
+        ret void
+}
+
+define void @g.upgrd.1() {
+; CHECKV4: mov lr, pc
+; CHECKV5: blx
+        %tmp = load i32 ()*, i32 ()** @t         ; <i32 ()*> [#uses=1]
+        %tmp.upgrd.2 = call i32 %tmp( )            ; <i32> [#uses=0]
+        ret void
 }
 
-void %g() {
-       %tmp = load int ()** %t
-       %tmp = tail call int %tmp( )
-       ret void
+define i32* @m_231b(i32, i32, i32*, i32*, i32*) nounwind {
+; CHECKV4: m_231b
+; CHECKV4: bx r{{.*}}
+BB0:
+  %5 = inttoptr i32 %0 to i32*                    ; <i32*> [#uses=1]
+  %t35 = load volatile i32, i32* %5                    ; <i32> [#uses=1]
+  %6 = inttoptr i32 %t35 to i32**                 ; <i32**> [#uses=1]
+  %7 = getelementptr i32*, i32** %6, i32 86             ; <i32**> [#uses=1]
+  %8 = load i32*, i32** %7                              ; <i32*> [#uses=1]
+  %9 = bitcast i32* %8 to i32* (i32, i32*, i32, i32*, i32*, i32*)* ; <i32* (i32, i32*, i32, i32*, i32*, i32*)*> [#uses=1]
+  %10 = call i32* %9(i32 %0, i32* null, i32 %1, i32* %2, i32* %3, i32* %4) ; <i32*> [#uses=1]
+  ret i32* %10
 }