Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449

external/llvm/test/CodeGen/X86/i16lshr8pat.ll

@@ -1,32 +0,0 @@
-; RUN: llc -stop-after expand-isel-pseudos <%s 2>&1 | FileCheck %s
-
-target datalayout = "e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128"
-target triple = "i386-unknown-linux-gnu"
-
-; This test checks to make sure the lshr in %then1 block gets expanded using
-; GR16_ABCD pattern rather than GR32_ABCD pattern.  By using the 16-bit pattern
-; this doesn't make the register liveness information look like the whole
-; 32-bit register is a live value, and allows generally better live register
-; analysis.
-; CHECK-LABEL: bb.1.then1:
-; CHECK-NOT:   IMPLICIT_DEF
-; CHECK-NOT:   INSERT_SUBREG
-; CHECK:       sub_8bit_hi
-; CHECK-LABEL: bb.2.endif1:
-
-define i16 @foo4(i32 %prec, i8 *%dst, i16 *%src) {
-entry:
-  %cnd = icmp ne i32 %prec, 0
-  %t0 = load i16, i16 *%src, align 2
-  br i1 %cnd, label %then1, label %endif1
-
-then1:
-  %shr = lshr i16 %t0, 8
-  %conv = trunc i16 %shr to i8
-  store i8 %conv, i8 *%dst, align 1
-  br label %endif1
-
-endif1:
-  %t2 = phi i16 [0, %then1], [%t0, %entry]
-  ret i16 %t2
-}