CodeGen peephole: fold redundant phys reg copies

[oota-llvm.git] / test / CodeGen / X86 / memcpy.ll

diff --git a/test/CodeGen/X86/memcpy.ll b/test/CodeGen/X86/memcpy.ll
index 3372a4adc5eeb5135a3c7e6fac5892e2a136f8f5..00669443d6df50f8d4cdfcf2a129295f80276ba8 100644 (file)
--- a/test/CodeGen/X86/memcpy.ll
+++ b/test/CodeGen/X86/memcpy.ll
@@ -10,7 +10,7 @@ entry:
        tail call void @llvm.memcpy.p0i8.p0i8.i64( i8* %a, i8* %b, i64 %n, i32 1, i1 0 )
        ret i8* %a
         
-; LINUX: test1:
+; LINUX-LABEL: test1:
 ; LINUX: memcpy
 }
 
@@ -22,7 +22,7 @@ entry:
        tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %tmp14, i8* %tmp25, i64 %n, i32 8, i1 0 )
        ret i8* %tmp14
         
-; LINUX: test2:
+; LINUX-LABEL: test2:
 ; LINUX: memcpy
 }
 
@@ -36,10 +36,10 @@ define void @test3(i8* nocapture %A, i8* nocapture %B) nounwind optsize noredzon
 entry:
   tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %A, i8* %B, i64 64, i32 1, i1 false)
   ret void
-; LINUX: test3:
+; LINUX-LABEL: test3:
 ; LINUX: memcpy
 
-; DARWIN: test3:
+; DARWIN-LABEL: test3:
 ; DARWIN-NOT: memcpy
 ; DARWIN: movq
 ; DARWIN: movq
@@ -59,12 +59,32 @@ entry:
 ; DARWIN: movq
 }
 
+define void @test3_minsize(i8* nocapture %A, i8* nocapture %B) nounwind minsize noredzone {
+  tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %A, i8* %B, i64 64, i32 1, i1 false)
+  ret void
+; LINUX-LABEL: test3_minsize:
+; LINUX: memcpy
+
+; DARWIN-LABEL: test3_minsize:
+; DARWIN: memcpy
+}
+
+define void @test3_minsize_optsize(i8* nocapture %A, i8* nocapture %B) nounwind optsize minsize noredzone {
+  tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %A, i8* %B, i64 64, i32 1, i1 false)
+  ret void
+; LINUX-LABEL: test3_minsize_optsize:
+; LINUX: memcpy
+
+; DARWIN-LABEL: test3_minsize_optsize:
+; DARWIN: memcpy
+}
+
 ; Large constant memcpy's should be inlined when not optimizing for size.
 define void @test4(i8* nocapture %A, i8* nocapture %B) nounwind noredzone {
 entry:
   tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %A, i8* %B, i64 64, i32 1, i1 false)
   ret void
-; LINUX: test4:
+; LINUX-LABEL: test4:
 ; LINUX: movq
 ; LINUX: movq
 ; LINUX: movq
@@ -84,10 +104,10 @@ entry:
 
 define void @test5(i8* nocapture %C) nounwind uwtable ssp {
 entry:
-  tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([30 x i8]* @.str, i64 0, i64 0), i64 16, i32 1, i1 false)
+  tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str, i64 0, i64 0), i64 16, i32 1, i1 false)
   ret void
 
-; DARWIN: test5:
+; DARWIN-LABEL: test5:
 ; DARWIN: movabsq      $7016996765293437281
 ; DARWIN: movabsq      $7016996765293437184
 }
@@ -101,7 +121,7 @@ entry:
 ; DARWIN: test6
 ; DARWIN: movw $0, 8
 ; DARWIN: movq $120, 0
-  tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* null, i8* getelementptr inbounds ([2 x i8]* @.str2, i64 0, i64 0), i64 10, i32 1, i1 false)
+  tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* null, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str2, i64 0, i64 0), i64 10, i32 1, i1 false)
   ret void
 }