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Slightly reduce the amount of fx.module references

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This commit is contained in:
bjorn3 2021-12-18 15:33:31 +01:00
parent f505157f2c
commit fdd0f8a3b5
4 changed files with 13 additions and 9 deletions
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8
src/base.rs
View File

@ -49,13 +49,15 @@ pub(crate) fn codegen_fn<'tcx>(
(0..mir.basic_blocks().len()).map(|_| bcx.create_block()).collect();
// Make FunctionCx
let pointer_type = module.target_config().pointer_type();
let target_config = module.target_config();
let pointer_type = target_config.pointer_type();
let clif_comments = crate::pretty_clif::CommentWriter::new(tcx, instance);
let mut fx = FunctionCx {
cx,
module,
tcx,
target_config,
pointer_type,
constants_cx: ConstantCx::new(),
@ -676,7 +678,7 @@ fn codegen_stmt<'tcx>(
// FIXME use emit_small_memset where possible
let addr = lval.to_ptr().get_addr(fx);
let val = operand.load_scalar(fx);
fx.bcx.call_memset(fx.module.target_config(), addr, val, times);
fx.bcx.call_memset(fx.target_config, addr, val, times);
} else {
let loop_block = fx.bcx.create_block();
let loop_block2 = fx.bcx.create_block();
@ -797,7 +799,7 @@ fn codegen_stmt<'tcx>(
let elem_size: u64 = pointee.size.bytes();
let bytes =
if elem_size != 1 { fx.bcx.ins().imul_imm(count, elem_size as i64) } else { count };
fx.bcx.call_memcpy(fx.module.target_config(), dst, src, bytes);
fx.bcx.call_memcpy(fx.target_config, dst, src, bytes);
}
}
}

2
src/common.rs
View File

@ -1,3 +1,4 @@
use cranelift_codegen::isa::TargetFrontendConfig;
use rustc_index::vec::IndexVec;
use rustc_middle::ty::layout::{
FnAbiError, FnAbiOfHelpers, FnAbiRequest, LayoutError, LayoutOfHelpers,
@ -235,6 +236,7 @@ pub(crate) struct FunctionCx<'m, 'clif, 'tcx: 'm> {
pub(crate) cx: &'clif mut crate::CodegenCx<'tcx>,
pub(crate) module: &'m mut dyn Module,
pub(crate) tcx: TyCtxt<'tcx>,
pub(crate) target_config: TargetFrontendConfig, // Cached from module
pub(crate) pointer_type: Type, // Cached from module
pub(crate) constants_cx: ConstantCx,

10
src/intrinsics/mod.rs
View File

@ -503,10 +503,10 @@ pub(crate) fn codegen_intrinsic_call<'tcx>(
if intrinsic == sym::copy_nonoverlapping {
// FIXME emit_small_memcpy
fx.bcx.call_memcpy(fx.module.target_config(), dst, src, byte_amount);
fx.bcx.call_memcpy(fx.target_config, dst, src, byte_amount);
} else {
// FIXME emit_small_memmove
fx.bcx.call_memmove(fx.module.target_config(), dst, src, byte_amount);
fx.bcx.call_memmove(fx.target_config, dst, src, byte_amount);
}
};
// NOTE: the volatile variants have src and dst swapped
@ -522,10 +522,10 @@ pub(crate) fn codegen_intrinsic_call<'tcx>(
// FIXME make the copy actually volatile when using emit_small_mem{cpy,move}
if intrinsic == sym::volatile_copy_nonoverlapping_memory {
// FIXME emit_small_memcpy
fx.bcx.call_memcpy(fx.module.target_config(), dst, src, byte_amount);
fx.bcx.call_memcpy(fx.target_config, dst, src, byte_amount);
} else {
// FIXME emit_small_memmove
fx.bcx.call_memmove(fx.module.target_config(), dst, src, byte_amount);
fx.bcx.call_memmove(fx.target_config, dst, src, byte_amount);
}
};
size_of_val, <T> (c ptr) {
@ -673,7 +673,7 @@ pub(crate) fn codegen_intrinsic_call<'tcx>(
let dst_ptr = dst.load_scalar(fx);
// FIXME make the memset actually volatile when switching to emit_small_memset
// FIXME use emit_small_memset
fx.bcx.call_memset(fx.module.target_config(), dst_ptr, val, count);
fx.bcx.call_memset(fx.target_config, dst_ptr, val, count);
};
ctlz | ctlz_nonzero, <T> (v arg) {
// FIXME trap on `ctlz_nonzero` with zero arg.

2
src/value_and_place.rs
View File

@ -601,7 +601,7 @@ impl<'tcx> CPlace<'tcx> {
let src_align = src_layout.align.abi.bytes() as u8;
let dst_align = dst_layout.align.abi.bytes() as u8;
fx.bcx.emit_small_memory_copy(
fx.module.target_config(),
fx.target_config,
to_addr,
from_addr,
size,