Removed more unsupported code.

SWIM-ucf · Apr 20, 2024 · edbc685 · edbc685
1 parent 7f7d4a8
commit edbc685
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diff --git a/src/parser/parser_assembler_main.rs b/src/parser/parser_assembler_main.rs
@@ -2542,70 +2542,6 @@ pub fn read_instructions_riscv(
                     monaco_line_info[instruction.line_number].mouse_hover_string = info.to_string();
                 }
             }
-            "uret" => {
-                // uret instruction encoding does not change
-                instruction.binary = 0b00000000001000000000000001110011;
-
-                //Pseudo-instructions already have text in mouse_hover_string so we check if there's text there already before adding in the blurb
-                if monaco_line_info[instruction.line_number]
-                    .mouse_hover_string
-                    .is_empty()
-                {
-                    let info = InstructionDescription{
-                        syntax: "uret".to_string(),
-                        description: "Return from traps in U-mode, and URET copies UPIE into UIE, then sets UPIE.".to_string(),
-                    };
-                    monaco_line_info[instruction.line_number].mouse_hover_string = info.to_string();
-                }
-            }
-            "sret" => {
-                // uret instruction encoding does not change
-                instruction.binary = 0b00010000001000000000000001110011;
-
-                //Pseudo-instructions already have text in mouse_hover_string so we check if there's text there already before adding in the blurb
-                if monaco_line_info[instruction.line_number]
-                    .mouse_hover_string
-                    .is_empty()
-                {
-                    let info = InstructionDescription{
-                        syntax: "uret".to_string(),
-                        description: "Return from traps in U-mode, and URET copies UPIE into UIE, then sets UPIE.".to_string(),
-                    };
-                    monaco_line_info[instruction.line_number].mouse_hover_string = info.to_string();
-                }
-            }
-            "mret" => {
-                // uret instruction encoding does not change
-                instruction.binary = 0b00110000001000000000000001110011;
-
-                //Pseudo-instructions already have text in mouse_hover_string so we check if there's text there already before adding in the blurb
-                if monaco_line_info[instruction.line_number]
-                    .mouse_hover_string
-                    .is_empty()
-                {
-                    let info = InstructionDescription{
-                        syntax: "mret".to_string(),
-                        description: "Return from traps in M-mode, and MRET copies MPIE into MIE, then sets MPIE.".to_string(),
-                    };
-                    monaco_line_info[instruction.line_number].mouse_hover_string = info.to_string();
-                }
-            }
-            "wfi" => {
-                // uret instruction encoding does not change
-                instruction.binary = 0b00010000010100000000000001110011;
-
-                //Pseudo-instructions already have text in mouse_hover_string so we check if there's text there already before adding in the blurb
-                if monaco_line_info[instruction.line_number]
-                    .mouse_hover_string
-                    .is_empty()
-                {
-                    let info = InstructionDescription{
-                        syntax: "wfi".to_string(),
-                        description: "Provides a hint to the implementation that the current hart can be stalled until an interrupt might need servicing.\n\nExecution of the WFI instruction can also be used to inform the hardware platform that suitable interrupts should preferentially be routed to this hart.\n\nWFI is available in all privileged modes, and optionally available to U-mode.\n\nThis instruction may raise an illegal instruction exception when TW=1 in mstatus.".to_string(),
-                    };
-                    monaco_line_info[instruction.line_number].mouse_hover_string = info.to_string();
-                }
-            }
             "lui" => {
                 read_operands_riscv(
                     instruction,

diff --git a/src/tests/parser/parser_assembler_main.rs b/src/tests/parser/parser_assembler_main.rs
@@ -475,54 +475,6 @@ mod read_riscv_instructions_tests {
         );
     }
 
-    #[test]
-    fn read_instructions_uret() {
-        let file_string = "uret".to_string();
-
-        let instruction_list = instruction_parser_riscv(file_string);
-
-        assert_eq!(
-            instruction_list[0].binary,
-            0b00000000001000000000000001110011
-        );
-    }
-
-    #[test]
-    fn read_instructions_sret() {
-        let file_string = "sret".to_string();
-
-        let instruction_list = instruction_parser_riscv(file_string);
-
-        assert_eq!(
-            instruction_list[0].binary,
-            0b00010000001000000000000001110011
-        );
-    }
-
-    #[test]
-    fn read_instructions_mret() {
-        let file_string = "mret".to_string();
-
-        let instruction_list = instruction_parser_riscv(file_string);
-
-        assert_eq!(
-            instruction_list[0].binary,
-            0b00110000001000000000000001110011
-        );
-    }
-
-    #[test]
-    fn read_instructions_wfi() {
-        let file_string = "wfi".to_string();
-
-        let instruction_list = instruction_parser_riscv(file_string);
-
-        assert_eq!(
-            instruction_list[0].binary,
-            0b00010000010100000000000001110011
-        );
-    }
-
     #[test]
     fn read_instructions_lui() {
         let file_string = "lui x16, 4096".to_string();