radeon/llvm: Use llvm.AMDIL.exp intrinsic again for now

llvm.exp2.f32 doesn't work in some cases yet.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=92709

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>

diff --git a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
index ac99e732c94124c0bca41967f0deecc29bc69a09..c94f1093ab7d4cc3c5a9dfe51b84adc943610d9f 100644 (file)
--- a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
+++ b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
@@ -1539,7 +1539,7 @@ void radeon_llvm_context_init(struct radeon_llvm_context * ctx)
        bld_base->op_actions[TGSI_OPCODE_ENDIF].emit = endif_emit;
        bld_base->op_actions[TGSI_OPCODE_ENDLOOP].emit = endloop_emit;
        bld_base->op_actions[TGSI_OPCODE_EX2].emit = build_tgsi_intrinsic_nomem;
-       bld_base->op_actions[TGSI_OPCODE_EX2].intr_name = "llvm.exp2.f32";
+       bld_base->op_actions[TGSI_OPCODE_EX2].intr_name = "llvm.AMDIL.exp.";
        bld_base->op_actions[TGSI_OPCODE_FLR].emit = build_tgsi_intrinsic_nomem;
        bld_base->op_actions[TGSI_OPCODE_FLR].intr_name = "llvm.floor.f32";
        bld_base->op_actions[TGSI_OPCODE_FMA].emit = build_tgsi_intrinsic_nomem;