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radv/ac: handle Z export using new builder.

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Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie
2017-03-06 10:06:11 +10:00
parent bf2be50774
commit ca884aef86
1 changed files with 19 additions and 22 deletions
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src/amd/common/ac_nir_to_llvm.c
+19 -22
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@@ -4665,44 +4665,41 @@ si_export_mrt_z(struct nir_to_llvm_context *ctx,
LLVMValueRef depth, LLVMValueRef stencil,
LLVMValueRef samplemask)
{
LLVMValueRef args[9];
unsigned mask = 0;
args[1] = ctx->i32one; /* whether the EXEC mask is valid */
args[2] = ctx->i32one; /* DONE bit */
/* Specify the target we are exporting */
args[3] = LLVMConstInt(ctx->i32, V_008DFC_SQ_EXP_MRTZ, false);
struct ac_export_args args;
args[4] = ctx->i32zero; /* COMP flag */
args[5] = LLVMGetUndef(ctx->f32); /* R, depth */
args[6] = LLVMGetUndef(ctx->f32); /* G, stencil test val[0:7], stencil op val[8:15] */
args[7] = LLVMGetUndef(ctx->f32); /* B, sample mask */
args[8] = LLVMGetUndef(ctx->f32); /* A, alpha to mask */
args.enabled_channels = 0;
args.valid_mask = 1;
args.done = 1;
args.target = V_008DFC_SQ_EXP_MRTZ;
args.compr = false;
args.out[0] = LLVMGetUndef(ctx->f32); /* R, depth */
args.out[1] = LLVMGetUndef(ctx->f32); /* G, stencil test val[0:7], stencil op val[8:15] */
args.out[2] = LLVMGetUndef(ctx->f32); /* B, sample mask */
args.out[3] = LLVMGetUndef(ctx->f32); /* A, alpha to mask */
if (depth) {
args[5] = depth;
mask |= 0x1;
args.out[0] = depth;
args.enabled_channels |= 0x1;
}
if (stencil) {
args[6] = stencil;
mask |= 0x2;
args.out[1] = stencil;
args.enabled_channels |= 0x2;
}
if (samplemask) {
args[7] = samplemask;
mask |= 0x04;
args.out[2] = samplemask;
args.enabled_channels |= 0x4;
}
/* SI (except OLAND) has a bug that it only looks
* at the X writemask component. */
if (ctx->options->chip_class == SI &&
ctx->options->family != CHIP_OLAND)
mask |= 0x01;
args.enabled_channels |= 0x1;
args[0] = LLVMConstInt(ctx->i32, mask, false);
ac_build_intrinsic(&ctx->ac, "llvm.SI.export",
ctx->voidt, args, 9,
AC_FUNC_ATTR_LEGACY);
ac_build_export(&ctx->ac, &args);
}
static void