Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/CodeGen/SystemZ/int-div-06.ll

@@ -1,56 +0,0 @@
-; Test that divisions by constants are implemented as multiplications.
-;
-; RUN: llc < %s -mtriple=s390x-linux-gnu -asm-verbose=0 | FileCheck %s
-
-; Check signed 32-bit division.
-define i32 @f1(i32 %a) {
-; CHECK-LABEL: f1:
-; CHECK: lgfr [[REG:%r[0-5]]], %r2
-; CHECK: msgfi [[REG]], 502748801
-; CHECK-DAG: srlg [[RES1:%r[0-5]]], [[REG]], 63
-; CHECK-DAG: srag %r2, [[REG]], 46
-; CHECK: ar %r2, [[RES1]]
-; CHECK: br %r14
-  %b = sdiv i32 %a, 139968
-  ret i32 %b
-}
-
-; Check unsigned 32-bit division.
-define i32 @f2(i32 %a) {
-; CHECK-LABEL: f2:
-; CHECK: llgfr [[REG:%r[0-5]]], %r2
-; CHECK: msgfi [[REG]], 502748801
-; CHECK: srlg %r2, [[REG]], 46
-; CHECK: br %r14
-  %b = udiv i32 %a, 139968
-  ret i32 %b
-}
-
-; Check signed 64-bit division.
-define i64 @f3(i64 %dummy, i64 %a) {
-; CHECK-LABEL: f3:
-; CHECK-DAG: llihf [[CONST:%r[0-5]]], 1005497601
-; CHECK-DAG: oilf [[CONST]], 4251762321
-; CHECK-DAG: srag [[REG:%r[0-5]]], %r3, 63
-; CHECK-DAG: ngr [[REG]], [[CONST]]
-; CHECK-DAG: mlgr %r2, [[CONST]]
-; CHECK: sgr %r2, [[REG]]
-; CHECK: srlg [[RES1:%r[0-5]]], %r2, 63
-; CHECK: srag %r2, %r2, 15
-; CHECK: agr %r2, [[RES1]]
-; CHECK: br %r14
-  %b = sdiv i64 %a, 139968
-  ret i64 %b
-}
-
-; Check unsigned 64-bit division.
-define i64 @f4(i64 %dummy, i64 %a) {
-; CHECK-LABEL: f4:
-; CHECK: llihf [[CONST:%r[0-5]]], 1005497601
-; CHECK: oilf [[CONST]], 4251762321
-; CHECK: mlgr %r2, [[CONST]]
-; CHECK: srlg %r2, %r2, 15
-; CHECK: br %r14
-  %b = udiv i64 %a, 139968
-  ret i64 %b
-}