-; RUN: llc < %s -march=x86 -mattr=-bmi | grep "movzbl %[abcd]h," | count 7
+; RUN: llc < %s -march=x86 -mattr=-bmi | FileCheck %s
; Use h-register extract and zero-extend.
%t3 = load double* %t2, align 8
ret double %t3
}
+; CHECK: foo8:
+; CHECK: movzbl %{{[abcd]}}h, %e
+
define float @foo4(float* nocapture inreg %p, i32 inreg %x) nounwind readonly {
%t0 = lshr i32 %x, 8
%t1 = and i32 %t0, 255
%t3 = load float* %t2, align 8
ret float %t3
}
+; CHECK: foo4:
+; CHECK: movzbl %{{[abcd]}}h, %e
+
define i16 @foo2(i16* nocapture inreg %p, i32 inreg %x) nounwind readonly {
%t0 = lshr i32 %x, 8
%t1 = and i32 %t0, 255
%t3 = load i16* %t2, align 8
ret i16 %t3
}
+; CHECK: foo2:
+; CHECK: movzbl %{{[abcd]}}h, %e
+
define i8 @foo1(i8* nocapture inreg %p, i32 inreg %x) nounwind readonly {
%t0 = lshr i32 %x, 8
%t1 = and i32 %t0, 255
%t3 = load i8* %t2, align 8
ret i8 %t3
}
+; CHECK: foo1:
+; CHECK: movzbl %{{[abcd]}}h, %e
+
define i8 @bar8(i8* nocapture inreg %p, i32 inreg %x) nounwind readonly {
%t0 = lshr i32 %x, 5
%t1 = and i32 %t0, 2040
%t3 = load i8* %t2, align 8
ret i8 %t3
}
+; CHECK: bar8:
+; CHECK: movzbl %{{[abcd]}}h, %e
+
define i8 @bar4(i8* nocapture inreg %p, i32 inreg %x) nounwind readonly {
%t0 = lshr i32 %x, 6
%t1 = and i32 %t0, 1020
%t3 = load i8* %t2, align 8
ret i8 %t3
}
+; CHECK: bar4:
+; CHECK: movzbl %{{[abcd]}}h, %e
+
define i8 @bar2(i8* nocapture inreg %p, i32 inreg %x) nounwind readonly {
%t0 = lshr i32 %x, 7
%t1 = and i32 %t0, 510
%t3 = load i8* %t2, align 8
ret i8 %t3
}
+; CHECK: bar2:
+; CHECK: movzbl %{{[abcd]}}h, %e
+; CHECK: ret