1; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s 2 3; Test using an integer literal constant. 4; Generated ASM should be: 5; ADD_INT KC0[2].Z literal.x, 5 6; or 7; ADD_INT literal.x KC0[2].Z, 5 8 9; CHECK: {{^}}i32_literal: 10; CHECK: LSHR 11; CHECK-NEXT: ADD_INT * {{\** *}}T{{[0-9]\.[XYZW]}}, KC0[2].Z, literal.y 12; CHECK-NEXT: 5 13define amdgpu_kernel void @i32_literal(i32 addrspace(1)* %out, i32 %in) { 14entry: 15 %0 = add i32 5, %in 16 store i32 %0, i32 addrspace(1)* %out 17 ret void 18} 19 20; Test using a float literal constant. 21; Generated ASM should be: 22; ADD KC0[2].Z literal.x, 5.0 23; or 24; ADD literal.x KC0[2].Z, 5.0 25 26; CHECK: {{^}}float_literal: 27; CHECK: LSHR 28; CHECK-NEXT: ADD * {{\** *}}T{{[0-9]\.[XYZW]}}, KC0[2].Z, literal.y 29; CHECK-NEXT: 1084227584(5.0 30define amdgpu_kernel void @float_literal(float addrspace(1)* %out, float %in) { 31entry: 32 %0 = fadd float 5.0, %in 33 store float %0, float addrspace(1)* %out 34 ret void 35} 36 37; Make sure inline literals are folded into REG_SEQUENCE instructions. 38; CHECK: {{^}}inline_literal_reg_sequence: 39; CHECK: MOV {{\** *}}T[[GPR:[0-9]]].X, 0.0 40; CHECK-NEXT: MOV {{\** *}}T[[GPR]].Y, 0.0 41; CHECK-NEXT: MOV {{\** *}}T[[GPR]].Z, 0.0 42; CHECK-NEXT: MOV {{\** *}}T[[GPR]].W, 0.0 43 44define amdgpu_kernel void @inline_literal_reg_sequence(<4 x i32> addrspace(1)* %out) { 45entry: 46 store <4 x i32> <i32 0, i32 0, i32 0, i32 0>, <4 x i32> addrspace(1)* %out 47 ret void 48} 49 50; CHECK: {{^}}inline_literal_dot4: 51; CHECK: DOT4 T[[GPR:[0-9]]].X, 1.0 52; CHECK-NEXT: DOT4 T[[GPR]].Y (MASKED), 1.0 53; CHECK-NEXT: DOT4 T[[GPR]].Z (MASKED), 1.0 54; CHECK-NEXT: DOT4 * T[[GPR]].W (MASKED), 1.0 55define amdgpu_kernel void @inline_literal_dot4(float addrspace(1)* %out) { 56entry: 57 %0 = call float @llvm.r600.dot4(<4 x float> <float 1.0, float 1.0, float 1.0, float 1.0>, <4 x float> <float 1.0, float 1.0, float 1.0, float 1.0>) 58 store float %0, float addrspace(1)* %out 59 ret void 60} 61 62declare float @llvm.r600.dot4(<4 x float>, <4 x float>) #1 63 64attributes #1 = { readnone } 65