%t1 = icmp eq i32 %t0, 1
ret i1 %t1
}
+
+; 8-bit immediates probably have small encodings.
+; We do not want to hoist the constant into a register here.
+
+define i64 @PR46237(i64 %x, i64 %y, i64 %z) optsize {
+; CHECK-LABEL: PR46237:
+; CHECK: # %bb.0:
+; CHECK-NEXT: movl %edx, %eax
+; CHECK-NEXT: shll $6, %eax
+; CHECK-NEXT: movzbl %al, %ecx
+; CHECK-NEXT: movl $7, %eax
+; CHECK-NEXT: andq %rax, %rsi
+; CHECK-NEXT: andq %rax, %rdx
+; CHECK-NEXT: leaq (%rdx,%rsi,8), %rax
+; CHECK-NEXT: orq %rcx, %rax
+; CHECK-NEXT: retq
+ %and = shl i64 %z, 6
+ %shl = and i64 %and, 192
+ %and1 = shl i64 %y, 3
+ %shl2 = and i64 %and1, 56
+ %and3 = and i64 %z, 7
+ %or = or i64 %and3, %shl2
+ %or4 = or i64 %or, %shl
+ ret i64 %or4
+}