introduce and use ptradd/inbounds_ptradd instead of gep

2 files changed, 4 insertions, 5 deletions

diff --git a/compiler/rustc_codegen_ssa/src/mir/operand.rs b/compiler/rustc_codegen_ssa/src/mir/operand.rs
index 6f6f010422f..94eb37e78e0 100644
--- a/compiler/rustc_codegen_ssa/src/mir/operand.rs
+++ b/compiler/rustc_codegen_ssa/src/mir/operand.rs
@@ -437,8 +437,7 @@ impl<'a, 'tcx, V: CodegenObject> OperandValue<V> {
                 let align = dest.align;
                 bx.store_with_flags(val, dest.llval, align, flags);
 
-                let llptr =
-                    bx.inbounds_gep(bx.type_i8(), dest.llval, &[bx.const_usize(b_offset.bytes())]);
+                let llptr = bx.inbounds_ptradd(dest.llval, bx.const_usize(b_offset.bytes()));
                 let val = bx.from_immediate(b);
                 let align = dest.align.restrict_for_offset(b_offset);
                 bx.store_with_flags(val, llptr, align, flags);
@@ -476,7 +475,7 @@ impl<'a, 'tcx, V: CodegenObject> OperandValue<V> {
         let address = bx.ptrtoint(alloca, bx.type_isize());
         let neg_address = bx.neg(address);
         let offset = bx.and(neg_address, align_minus_1);
-        let dst = bx.inbounds_gep(bx.type_i8(), alloca, &[offset]);
+        let dst = bx.inbounds_ptradd(alloca, offset);
         bx.memcpy(dst, min_align, llptr, min_align, size, MemFlags::empty());
 
         // Store the allocated region and the extra to the indirect place.
diff --git a/compiler/rustc_codegen_ssa/src/mir/place.rs b/compiler/rustc_codegen_ssa/src/mir/place.rs
index 0ce890dca32..09ff64b98c2 100644
--- a/compiler/rustc_codegen_ssa/src/mir/place.rs
+++ b/compiler/rustc_codegen_ssa/src/mir/place.rs
@@ -105,7 +105,7 @@ impl<'a, 'tcx, V: CodegenObject> PlaceRef<'tcx, V> {
             let llval = if offset.bytes() == 0 {
                 self.llval
             } else {
-                bx.inbounds_gep(bx.type_i8(), self.llval, &[bx.const_usize(offset.bytes())])
+                bx.inbounds_ptradd(self.llval, bx.const_usize(offset.bytes()))
             };
             PlaceRef {
                 llval,
@@ -164,7 +164,7 @@ impl<'a, 'tcx, V: CodegenObject> PlaceRef<'tcx, V> {
         debug!("struct_field_ptr: DST field offset: {:?}", offset);
 
         // Adjust pointer.
-        let ptr = bx.gep(bx.cx().type_i8(), self.llval, &[offset]);
+        let ptr = bx.ptradd(self.llval, offset);
 
         PlaceRef { llval: ptr, llextra: self.llextra, layout: field, align: effective_field_align }
     }