Imported Upstream version 5.18.0.234

Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f

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

@@ -1,81 +0,0 @@
-; Test f128 copysign operations on z14.
-;
-; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s
-
-declare float @copysignf(float, float) readnone
-declare double @copysign(double, double) readnone
-; FIXME: not really the correct prototype for SystemZ.
-declare fp128 @copysignl(fp128, fp128) readnone
-
-; Test f32 copies in which the sign comes from an f128.
-define float @f1(float %a, fp128 *%bptr) {
-; CHECK-LABEL: f1:
-; CHECK: vl %v[[REG:[0-9]+]], 0(%r2)
-; CHECK: cpsdr %f0, %f[[REG]], %f0
-; CHECK: br %r14
-  %bl = load volatile fp128, fp128 *%bptr
-  %b = fptrunc fp128 %bl to float
-  %res = call float @copysignf(float %a, float %b) readnone
-  ret float %res
-}
-
-; Test f64 copies in which the sign comes from an f128.
-define double @f2(double %a, fp128 *%bptr) {
-; CHECK-LABEL: f2:
-; CHECK: vl %v[[REG:[0-9]+]], 0(%r2)
-; CHECK: cpsdr %f0, %f[[REG]], %f0
-; CHECK: br %r14
-  %bl = load volatile fp128, fp128 *%bptr
-  %b = fptrunc fp128 %bl to double
-  %res = call double @copysign(double %a, double %b) readnone
-  ret double %res
-}
-
-; Test f128 copies in which the sign comes from an f32.
-define void @f7(fp128 *%cptr, fp128 *%aptr, float %bf) {
-; CHECK-LABEL: f7:
-; CHECK: vl [[REG1:%v[0-7]+]], 0(%r3)
-; CHECK: tmlh
-; CHECK: wflnxb [[REG2:%v[0-9]+]], [[REG1]]
-; CHECK: wflpxb [[REG2]], [[REG1]]
-; CHECK: vst [[REG2]], 0(%r2)
-; CHECK: br %r14
-  %a = load volatile fp128, fp128 *%aptr
-  %b = fpext float %bf to fp128
-  %c = call fp128 @copysignl(fp128 %a, fp128 %b) readnone
-  store fp128 %c, fp128 *%cptr
-  ret void
-}
-
-; As above, but the sign comes from an f64.
-define void @f8(fp128 *%cptr, fp128 *%aptr, double %bd) {
-; CHECK-LABEL: f8:
-; CHECK: vl [[REG1:%v[0-7]+]], 0(%r3)
-; CHECK: tmhh
-; CHECK: wflnxb [[REG2:%v[0-9]+]], [[REG1]]
-; CHECK: wflpxb [[REG2]], [[REG1]]
-; CHECK: vst [[REG2]], 0(%r2)
-; CHECK: br %r14
-  %a = load volatile fp128, fp128 *%aptr
-  %b = fpext double %bd to fp128
-  %c = call fp128 @copysignl(fp128 %a, fp128 %b) readnone
-  store fp128 %c, fp128 *%cptr
-  ret void
-}
-
-; As above, but the sign comes from an f128.
-define void @f9(fp128 *%cptr, fp128 *%aptr, fp128 *%bptr) {
-; CHECK-LABEL: f9:
-; CHECK: vl [[REG1:%v[0-7]+]], 0(%r3)
-; CHECK: vl [[REG2:%v[0-7]+]], 0(%r4)
-; CHECK: tm
-; CHECK: wflnxb [[REG1]], [[REG1]]
-; CHECK: wflpxb [[REG1]], [[REG1]]
-; CHECK: vst [[REG1]], 0(%r2)
-; CHECK: br %r14
-  %a = load volatile fp128, fp128 *%aptr
-  %b = load volatile fp128, fp128 *%bptr
-  %c = call fp128 @copysignl(fp128 %a, fp128 %b) readnone
-  store fp128 %c, fp128 *%cptr
-  ret void
-}