Implement bottom-up fast-isel. This has the advantage of not requiring
a separate DCE pass over MachineInstrs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107804 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/X86/fast-isel-loads.ll b/test/CodeGen/X86/fast-isel-loads.ll
index 027363e..2fbb46c 100644
--- a/test/CodeGen/X86/fast-isel-loads.ll
+++ b/test/CodeGen/X86/fast-isel-loads.ll
@@ -5,7 +5,7 @@
; CHECK: foo:
; CHECK-NEXT: movq %rdi, -8(%rsp)
; CHECK-NEXT: movq %rsi, -16(%rsp)
-; CHECK: movsd 128(%rsi,%rdi,8), %xmm0
+; CHECK-NEXT: movsd 128(%rsi,%rdi,8), %xmm0
; CHECK-NEXT: ret
define double @foo(i64 %x, double* %p) nounwind {
diff --git a/test/CodeGen/X86/fast-isel.ll b/test/CodeGen/X86/fast-isel.ll
index 3d26ae7..177c06b 100644
--- a/test/CodeGen/X86/fast-isel.ll
+++ b/test/CodeGen/X86/fast-isel.ll
@@ -49,9 +49,10 @@
ret i32 %tmp2
}
-define i1 @ptrtoint_i1(i8* %p) nounwind {
+define void @ptrtoint_i1(i8* %p, i1* %q) nounwind {
%t = ptrtoint i8* %p to i1
- ret i1 %t
+ store i1 %t, i1* %q
+ ret void
}
define i8* @inttoptr_i1(i1 %p) nounwind {
%t = inttoptr i1 %p to i8*
@@ -86,11 +87,8 @@
ret i8 %tmp
}
-define void @store_i1(i1* %p, i1 %t) nounwind {
- store i1 %t, i1* %p
- ret void
-}
-define i1 @load_i1(i1* %p) nounwind {
+define void @load_store_i1(i1* %p, i1* %q) nounwind {
%t = load i1* %p
- ret i1 %t
+ store i1 %t, i1* %q
+ ret void
}