Use REs to remove dependencies on the register allocation order.

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

diff --git a/test/CodeGen/ARM/fp.ll b/test/CodeGen/ARM/fp.ll
index 50c03956fc91a6af0c2acdfb4be7f72896bb27a2..ac023d19ec3511546f94401085739fa6019ca0d5 100644 (file)
--- a/test/CodeGen/ARM/fp.ll
+++ b/test/CodeGen/ARM/fp.ll
@@ -1,40 +1,78 @@
-; RUN: llvm-as < %s | llc -march=arm &&
-; RUN: llvm-as < %s | llc -march=arm | grep fmsr  | wc -l | grep 2 &&
-; RUN: llvm-as < %s | llc -march=arm | grep fsitos &&
-; RUN: llvm-as < %s | llc -march=arm | grep fmrs &&
-; RUN: llvm-as < %s | llc -march=arm | grep fsitod &&
-; RUN: llvm-as < %s | llc -march=arm | grep fmrrd | wc -l | grep 3 &&
-; RUN: llvm-as < %s | llc -march=arm | grep fmdrr | wc -l | grep 2 &&
-; RUN: llvm-as < %s | llc -march=arm | grep flds &&
-; RUN: llvm-as < %s | llc -march=arm | grep ".word.*1065353216"
-
-float %f(int %a) {
+; RUN: llc < %s -march=arm -mattr=+vfp2 | FileCheck %s
+
+define float @f(i32 %a) {
+;CHECK: f:
+;CHECK: vmov
+;CHECK-NEXT: vcvt.f32.s32
+;CHECK-NEXT: vmov
+entry:
+        %tmp = sitofp i32 %a to float           ; <float> [#uses=1]
+        ret float %tmp
+}
+
+define double @g(i32 %a) {
+;CHECK: g:
+;CHECK: vmov
+;CHECK-NEXT: vcvt.f64.s32
+;CHECK-NEXT: vmov
+entry:
+        %tmp = sitofp i32 %a to double          ; <double> [#uses=1]
+        ret double %tmp
+}
+
+define double @uint_to_double(i32 %a) {
+;CHECK: uint_to_double:
+;CHECK: vmov
+;CHECK-NEXT: vcvt.f64.u32
+;CHECK-NEXT: vmov
 entry:
-       %tmp = cast int %a to float             ; <float> [#uses=1]
-       ret float %tmp
+        %tmp = uitofp i32 %a to double          ; <double> [#uses=1]
+        ret double %tmp
 }
 
-double %g(int %a) {
+define float @uint_to_float(i32 %a) {
+;CHECK: uint_to_float:
+;CHECK: vmov
+;CHECK-NEXT: vcvt.f32.u32
+;CHECK-NEXT: vmov
 entry:
-        %tmp = cast int %a to double            ; <double> [#uses=1]
+        %tmp = uitofp i32 %a to float           ; <float> [#uses=1]
+        ret float %tmp
+}
+
+define double @h(double* %v) {
+;CHECK: h:
+;CHECK: vldr.64
+;CHECK-NEXT: vmov
+entry:
+        %tmp = load double* %v          ; <double> [#uses=1]
         ret double %tmp
 }
 
-float %h() {
+define float @h2() {
+;CHECK: h2:
+;CHECK: mov r0, #1065353216
 entry:
         ret float 1.000000e+00
 }
 
-double %f2(double %a) {
+define double @f2(double %a) {
+;CHECK: f2:
+;CHECK-NOT: vmov
         ret double %a
 }
 
-void %f3() {
+define void @f3() {
+;CHECK: f3:
+;CHECK-NOT: vmov
+;CHECK: f4
 entry:
-       %tmp = call double %f5()                ; <double> [#uses=1]
-       call void %f4(double %tmp )
-       ret void
+        %tmp = call double @f5( )               ; <double> [#uses=1]
+        call void @f4( double %tmp )
+        ret void
 }
 
-declare void %f4(double)
-declare double %f5()
+declare void @f4(double)
+
+declare double @f5()
+