[ARM] Modify codegen for memcpy intrinsic to prefer LDM/STM.

[oota-llvm.git] / test / CodeGen / Thumb / thumb-memcpy-ldm-stm.ll

diff --git a/test/CodeGen/Thumb/thumb-memcpy-ldm-stm.ll b/test/CodeGen/Thumb/thumb-memcpy-ldm-stm.ll
deleted file mode 100644 (file)
index da2f3f0..0000000
--- a/test/CodeGen/Thumb/thumb-memcpy-ldm-stm.ll
+++ /dev/null
@@ -1,36 +0,0 @@
-; RUN: llc -mtriple=thumbv6m-eabi -verify-machineinstrs %s -o - | FileCheck %s
-@d = external global [64 x i32]
-@s = external global [64 x i32]
-
-; Function Attrs: nounwind
-define void @t1() #0 {
-entry:
-; CHECK-LABEL: t1:
-; CHECK: ldr r[[LB:[0-9]]],
-; CHECK-NEXT: ldm r[[LB]]!,
-; CHECK-NEXT: ldr r[[SB:[0-9]]],
-; CHECK-NEXT: stm r[[SB]]!,
-; CHECK-NEXT: ldrb {{.*}}, [r[[LB]]]
-; CHECK-NEXT: strb {{.*}}, [r[[SB]]]
-    tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast ([64 x i32]* @s to i8*), i8* bitcast ([64 x i32]* @d to i8*), i32 17, i32 4, i1 false)
-    ret void
-}
-
-; Function Attrs: nounwind
-define void @t2() #0 {
-entry:
-; CHECK-LABEL: t2:
-; CHECK: ldr r[[LB:[0-9]]],
-; CHECK-NEXT: ldm r[[LB]]!,
-; CHECK-NEXT: ldr r[[SB:[0-9]]],
-; CHECK-NEXT: stm r[[SB]]!,
-; CHECK-NEXT: ldrh {{.*}}, [r[[LB]]]
-; CHECK-NEXT: ldrb {{.*}}, [r[[LB]], #2]
-; CHECK-NEXT: strb {{.*}}, [r[[SB]], #2]
-; CHECK-NEXT: strh {{.*}}, [r[[SB]]]
-    tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast ([64 x i32]* @s to i8*), i8* bitcast ([64 x i32]* @d to i8*), i32 15, i32 4, i1 false)
-    ret void
-}
-
-; Function Attrs: nounwind
-declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture readonly, i32, i32, i1) #1