aco: fix 64-bit fsign with 0

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Fixes: 93c8ebfa ('aco: Initial commit of independent AMD compiler')
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>

diff --git a/src/amd/compiler/aco_instruction_selection.cpp b/src/amd/compiler/aco_instruction_selection.cpp
index a7c3c7034038f2bd4f5bbdcac7d429c968ab43fb..b094340b02fe8a46e619b86ff86a9edcd1539365 100644 (file)
--- a/src/amd/compiler/aco_instruction_selection.cpp
+++ b/src/amd/compiler/aco_instruction_selection.cpp
@@ -1639,7 +1639,7 @@ void visit_alu_instr(isel_context *ctx, nir_alu_instr *instr)
       } else if (dst.size() == 2) {
          Temp cond = bld.vopc(aco_opcode::v_cmp_nlt_f64, bld.hint_vcc(bld.def(s2)), Operand(0u), src);
          Temp tmp = bld.vop1(aco_opcode::v_mov_b32, bld.def(v1), Operand(0x3FF00000u));
-         Temp upper = bld.vop2_e64(aco_opcode::v_cndmask_b32, bld.def(v1), tmp, src, cond);
+         Temp upper = bld.vop2_e64(aco_opcode::v_cndmask_b32, bld.def(v1), tmp, emit_extract_vector(ctx, src, 1, v1), cond);
 
          cond = bld.vopc(aco_opcode::v_cmp_le_f64, bld.hint_vcc(bld.def(s2)), Operand(0u), src);
          tmp = bld.vop1(aco_opcode::v_mov_b32, bld.def(v1), Operand(0xBFF00000u));