Fix some fast-isel problems selecting global variable addressing in

pic mode.

llvm-svn: 74582

1 files changed, 24 insertions, 0 deletions

diff --git a/llvm/test/CodeGen/X86/fast-isel-gv.ll b/llvm/test/CodeGen/X86/fast-isel-gv.ll
new file mode 100644
index 00000000000..7a4b94d1b9b
--- /dev/null
+++ b/llvm/test/CodeGen/X86/fast-isel-gv.ll
@@ -0,0 +1,24 @@
+; RUN: llvm-as < %s | llc -fast-isel | grep {_kill@GOTPCREL}
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
+target triple = "x86_64-apple-darwin10.0"
+@f = global i8 (...)* @kill		; <i8 (...)**> [#uses=1]
+
+declare signext i8 @kill(...)
+
+define i32 @main() nounwind ssp {
+entry:
+	%retval = alloca i32		; <i32*> [#uses=2]
+	%0 = alloca i32		; <i32*> [#uses=2]
+	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
+	%1 = load i8 (...)** @f, align 8		; <i8 (...)*> [#uses=1]
+	%2 = icmp ne i8 (...)* %1, @kill		; <i1> [#uses=1]
+	%3 = zext i1 %2 to i32		; <i32> [#uses=1]
+	store i32 %3, i32* %0, align 4
+	%4 = load i32* %0, align 4		; <i32> [#uses=1]
+	store i32 %4, i32* %retval, align 4
+	br label %return
+
+return:		; preds = %entry
+	%retval1 = load i32* %retval		; <i32> [#uses=1]
+	ret i32 %retval1
+}