1 ; Test vector negative multiply-and-add on z14. 2 ; 3 ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s 4 5 declare <2 x double> @llvm.fma.v2f64(<2 x double>, <2 x double>, <2 x double>) 6 declare <4 x float> @llvm.fma.v4f32(<4 x float>, <4 x float>, <4 x float>) 7 8 ; Test a v2f64 negative multiply-and-add. 9 define <2 x double> @f1(<2 x double> %dummy, <2 x double> %val1, 10 <2 x double> %val2, <2 x double> %val3) { 11 ; CHECK-LABEL: f1: 12 ; CHECK: vfnmadb %v24, %v26, %v28, %v30 13 ; CHECK: br %r14 14 %ret = call <2 x double> @llvm.fma.v2f64 (<2 x double> %val1, 15 <2 x double> %val2, 16 <2 x double> %val3) 17 %negret = fsub <2 x double> <double -0.0, double -0.0>, %ret 18 ret <2 x double> %negret 19 } 20 21 ; Test a v2f64 negative multiply-and-subtract. 22 define <2 x double> @f2(<2 x double> %dummy, <2 x double> %val1, 23 <2 x double> %val2, <2 x double> %val3) { 24 ; CHECK-LABEL: f2: 25 ; CHECK: vfnmsdb %v24, %v26, %v28, %v30 26 ; CHECK: br %r14 27 %negval3 = fsub <2 x double> <double -0.0, double -0.0>, %val3 28 %ret = call <2 x double> @llvm.fma.v2f64 (<2 x double> %val1, 29 <2 x double> %val2, 30 <2 x double> %negval3) 31 %negret = fsub <2 x double> <double -0.0, double -0.0>, %ret 32 ret <2 x double> %negret 33 } 34 35 ; Test a v4f32 negative multiply-and-add. 36 define <4 x float> @f3(<4 x float> %dummy, <4 x float> %val1, 37 <4 x float> %val2, <4 x float> %val3) { 38 ; CHECK-LABEL: f3: 39 ; CHECK: vfnmasb %v24, %v26, %v28, %v30 40 ; CHECK: br %r14 41 %ret = call <4 x float> @llvm.fma.v4f32 (<4 x float> %val1, 42 <4 x float> %val2, 43 <4 x float> %val3) 44 %negret = fsub <4 x float> <float -0.0, float -0.0, 45 float -0.0, float -0.0>, %ret 46 ret <4 x float> %negret 47 } 48 49 ; Test a v4f32 negative multiply-and-subtract. 50 define <4 x float> @f4(<4 x float> %dummy, <4 x float> %val1, 51 <4 x float> %val2, <4 x float> %val3) { 52 ; CHECK-LABEL: f4: 53 ; CHECK: vfnmssb %v24, %v26, %v28, %v30 54 ; CHECK: br %r14 55 %negval3 = fsub <4 x float> <float -0.0, float -0.0, 56 float -0.0, float -0.0>, %val3 57 %ret = call <4 x float> @llvm.fma.v4f32 (<4 x float> %val1, 58 <4 x float> %val2, 59 <4 x float> %negval3) 60 %negret = fsub <4 x float> <float -0.0, float -0.0, 61 float -0.0, float -0.0>, %ret 62 ret <4 x float> %negret 63 } 64
