Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449

external/llvm/test/CodeGen/SystemZ/fp-add-02.ll

@@ -1,120 +0,0 @@
-; Test 64-bit floating-point addition.
-;
-; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 \
-; RUN:   | FileCheck -check-prefix=CHECK -check-prefix=CHECK-SCALAR %s
-; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 -verify-machineinstrs | FileCheck %s
-declare double @foo()
-
-; Check register addition.
-define double @f1(double %f1, double %f2) {
-; CHECK-LABEL: f1:
-; CHECK: adbr %f0, %f2
-; CHECK: br %r14
-  %res = fadd double %f1, %f2
-  ret double %res
-}
-
-; Check the low end of the ADB range.
-define double @f2(double %f1, double *%ptr) {
-; CHECK-LABEL: f2:
-; CHECK: adb %f0, 0(%r2)
-; CHECK: br %r14
-  %f2 = load double , double *%ptr
-  %res = fadd double %f1, %f2
-  ret double %res
-}
-
-; Check the high end of the aligned ADB range.
-define double @f3(double %f1, double *%base) {
-; CHECK-LABEL: f3:
-; CHECK: adb %f0, 4088(%r2)
-; CHECK: br %r14
-  %ptr = getelementptr double, double *%base, i64 511
-  %f2 = load double , double *%ptr
-  %res = fadd double %f1, %f2
-  ret double %res
-}
-
-; Check the next doubleword up, which needs separate address logic.
-; Other sequences besides this one would be OK.
-define double @f4(double %f1, double *%base) {
-; CHECK-LABEL: f4:
-; CHECK: aghi %r2, 4096
-; CHECK: adb %f0, 0(%r2)
-; CHECK: br %r14
-  %ptr = getelementptr double, double *%base, i64 512
-  %f2 = load double , double *%ptr
-  %res = fadd double %f1, %f2
-  ret double %res
-}
-
-; Check negative displacements, which also need separate address logic.
-define double @f5(double %f1, double *%base) {
-; CHECK-LABEL: f5:
-; CHECK: aghi %r2, -8
-; CHECK: adb %f0, 0(%r2)
-; CHECK: br %r14
-  %ptr = getelementptr double, double *%base, i64 -1
-  %f2 = load double , double *%ptr
-  %res = fadd double %f1, %f2
-  ret double %res
-}
-
-; Check that ADB allows indices.
-define double @f6(double %f1, double *%base, i64 %index) {
-; CHECK-LABEL: f6:
-; CHECK: sllg %r1, %r3, 3
-; CHECK: adb %f0, 800(%r1,%r2)
-; CHECK: br %r14
-  %ptr1 = getelementptr double, double *%base, i64 %index
-  %ptr2 = getelementptr double, double *%ptr1, i64 100
-  %f2 = load double , double *%ptr2
-  %res = fadd double %f1, %f2
-  ret double %res
-}
-
-; Check that additions of spilled values can use ADB rather than ADBR.
-define double @f7(double *%ptr0) {
-; CHECK-LABEL: f7:
-; CHECK: brasl %r14, foo@PLT
-; CHECK-SCALAR: adb %f0, 160(%r15)
-; CHECK: br %r14
-  %ptr1 = getelementptr double, double *%ptr0, i64 2
-  %ptr2 = getelementptr double, double *%ptr0, i64 4
-  %ptr3 = getelementptr double, double *%ptr0, i64 6
-  %ptr4 = getelementptr double, double *%ptr0, i64 8
-  %ptr5 = getelementptr double, double *%ptr0, i64 10
-  %ptr6 = getelementptr double, double *%ptr0, i64 12
-  %ptr7 = getelementptr double, double *%ptr0, i64 14
-  %ptr8 = getelementptr double, double *%ptr0, i64 16
-  %ptr9 = getelementptr double, double *%ptr0, i64 18
-  %ptr10 = getelementptr double, double *%ptr0, i64 20
-
-  %val0 = load double , double *%ptr0
-  %val1 = load double , double *%ptr1
-  %val2 = load double , double *%ptr2
-  %val3 = load double , double *%ptr3
-  %val4 = load double , double *%ptr4
-  %val5 = load double , double *%ptr5
-  %val6 = load double , double *%ptr6
-  %val7 = load double , double *%ptr7
-  %val8 = load double , double *%ptr8
-  %val9 = load double , double *%ptr9
-  %val10 = load double , double *%ptr10
-
-  %ret = call double @foo()
-
-  %add0 = fadd double %ret, %val0
-  %add1 = fadd double %add0, %val1
-  %add2 = fadd double %add1, %val2
-  %add3 = fadd double %add2, %val3
-  %add4 = fadd double %add3, %val4
-  %add5 = fadd double %add4, %val5
-  %add6 = fadd double %add5, %val6
-  %add7 = fadd double %add6, %val7
-  %add8 = fadd double %add7, %val8
-  %add9 = fadd double %add8, %val9
-  %add10 = fadd double %add9, %val10
-
-  ret double %add10
-}