Improve FastISel's handling of truncates to i1, and implement
ptrtoint and inttoptr in X86FastISel. These casts aren't always
handled in the generic FastISel code because X86 sometimes needs
custom code to do truncation and zero-extension.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66988 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/X86/fast-isel-phys.ll b/test/CodeGen/X86/fast-isel-phys.ll
index 2601146..91dcca5 100644
--- a/test/CodeGen/X86/fast-isel-phys.ll
+++ b/test/CodeGen/X86/fast-isel-phys.ll
@@ -1,4 +1,4 @@
-; RUN: llvm-as < %s | llc -fast-isel -march=x86
+; RUN: llvm-as < %s | llc -fast-isel -fast-isel-abort -march=x86
define i8 @t2(i8 %a, i8 %c) nounwind {
%tmp = shl i8 %a, %c
diff --git a/test/CodeGen/X86/fast-isel-trunc.ll b/test/CodeGen/X86/fast-isel-trunc.ll
index f70ff1c..039f114 100644
--- a/test/CodeGen/X86/fast-isel-trunc.ll
+++ b/test/CodeGen/X86/fast-isel-trunc.ll
@@ -1,5 +1,5 @@
-; RUN: llvm-as < %s | llc -march=x86 -fast-isel
-; RUN: llvm-as < %s | llc -march=x86-64 -fast-isel
+; RUN: llvm-as < %s | llc -march=x86 -fast-isel -fast-isel-abort
+; RUN: llvm-as < %s | llc -march=x86-64 -fast-isel -fast-isel-abort
define i8 @t1(i32 %x) signext nounwind {
%tmp1 = trunc i32 %x to i8
diff --git a/test/CodeGen/X86/fast-isel.ll b/test/CodeGen/X86/fast-isel.ll
index 9910629..cd1e516 100644
--- a/test/CodeGen/X86/fast-isel.ll
+++ b/test/CodeGen/X86/fast-isel.ll
@@ -1,4 +1,4 @@
-; RUN: llvm-as < %s | llc -fast-isel -march=x86 -mattr=sse2
+; RUN: llvm-as < %s | llc -fast-isel -fast-isel-abort -march=x86 -mattr=sse2
; This tests very minimal fast-isel functionality.
@@ -47,3 +47,12 @@
%tmp2 = bitcast i32 0 to i32
ret i32 %tmp2
}
+
+define i1 @ptrtoint(i8* %p) nounwind {
+ %t = ptrtoint i8* %p to i1
+ ret i1 %t
+}
+define i8* @inttoptr(i1 %p) nounwind {
+ %t = inttoptr i1 %p to i8*
+ ret i8* %t
+}